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USD395675S - Arithmetic instructional apparatus - Google Patents

Arithmetic instructional apparatus Download PDF

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Publication number
USD395675S
USD395675S US29/069,487 US6948797F USD395675S US D395675 S USD395675 S US D395675S US 6948797 F US6948797 F US 6948797F US D395675 S USD395675 S US D395675S
Authority
US
United States
Prior art keywords
arithmetic
instructional apparatus
instructional
ornamental design
view
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US29/069,487
Inventor
Irma Maritza Perez
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Inoxcrom SA
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to US29/069,487 priority Critical patent/USD395675S/en
Application granted granted Critical
Publication of USD395675S publication Critical patent/USD395675S/en
Assigned to INOXCROM, S.A. reassignment INOXCROM, S.A. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: BOIX GACIA, MARIA
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a plan view of an arithmetic instructional device showing my new design;
FIG. 2 is a side view of the arithmetic instructional device of FIG. 1; and,
FIG. 3 is a bottom view of the arithmetic instructional device of FIG. 1.
The FIG. 1 view has been shaded to indicate color.

Claims (1)

  1. The ornamental design for an arithmetic instructional apparatus, as shown and described.
US29/069,487 1997-04-21 1997-04-21 Arithmetic instructional apparatus Expired - Lifetime USD395675S (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/069,487 USD395675S (en) 1997-04-21 1997-04-21 Arithmetic instructional apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/069,487 USD395675S (en) 1997-04-21 1997-04-21 Arithmetic instructional apparatus

Publications (1)

Publication Number Publication Date
USD395675S true USD395675S (en) 1998-06-30

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ID=71598655

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/069,487 Expired - Lifetime USD395675S (en) 1997-04-21 1997-04-21 Arithmetic instructional apparatus

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US (1) USD395675S (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD471235S1 (en) 2001-06-21 2003-03-04 Evan Mckenna Foundation Mathematical instructional aide device
USD533904S1 (en) * 2005-08-16 2006-12-19 Magy Quint As Chord wheel
USD599405S1 (en) * 2006-02-22 2009-09-01 Patrice Fabart Rainbow wheel teaching aid
USD639339S1 (en) * 2009-11-13 2011-06-07 Marquez Canada Juan Multiplication tables educational aid set
USD648392S1 (en) * 2011-04-13 2011-11-08 Martha Thorpe Multiplication teaching aid set
USD651649S1 (en) * 2011-03-08 2012-01-03 Mary Jean Washington Phonics education apparatus
USD696722S1 (en) * 2012-09-24 2013-12-31 Moneera Hamad Ali Al-Badi Al-Maadeed Translation wheel
US9569983B2 (en) 2012-09-24 2017-02-14 Muneera AL-MAADEED Conversion wheel
US10074289B2 (en) 2015-06-30 2018-09-11 Carol Bonner Design Llc Interactive and educational tools

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US199721A (en) 1878-01-29 Improvement in devices for calculating percentage
US284576A (en) 1883-09-04 rowland
US666070A (en) 1900-10-20 1901-01-15 Otto Schleicher Mathematical device.
US962441A (en) 1908-08-01 1910-06-28 Harry L Lerner Calculator.
US1662503A (en) 1927-04-15 1928-03-13 Kathryn G Krieger Appliance for teaching arithmetic
US2567497A (en) 1947-06-05 1951-09-11 Sorensen Madeline Educational game device
US2908439A (en) 1959-10-13 evans
US3419973A (en) 1967-05-01 1969-01-07 Dagmar H. Manotas Mathematical teaching wheel
US3624928A (en) 1970-02-11 1971-12-07 June Cynthia Felton Device for teaching arithmetic
US4372742A (en) 1981-10-21 1983-02-08 Wentworth Roland A L Arithmetical teaching aid
US4399353A (en) 1981-07-23 1983-08-16 Adkins James K Color computer wheel
US4424039A (en) 1982-09-29 1984-01-03 Washburn Jack E Mathematics teaching device
US4445865A (en) 1983-01-14 1984-05-01 Cuisenaire Company Of America, Inc. Method of teaching mathematics
US4790757A (en) 1986-10-19 1988-12-13 Kawai Gakki Seisakusho Co, Ltd Instrument for practicing multiplication
US5018976A (en) 1990-01-11 1991-05-28 Kuyath Dorothy P Teaching system for enhancing the learning of sets of facts
USD354314S (en) 1993-01-19 1995-01-10 Steininger George A Dart bowling game

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US199721A (en) 1878-01-29 Improvement in devices for calculating percentage
US284576A (en) 1883-09-04 rowland
US2908439A (en) 1959-10-13 evans
US666070A (en) 1900-10-20 1901-01-15 Otto Schleicher Mathematical device.
US962441A (en) 1908-08-01 1910-06-28 Harry L Lerner Calculator.
US1662503A (en) 1927-04-15 1928-03-13 Kathryn G Krieger Appliance for teaching arithmetic
US2567497A (en) 1947-06-05 1951-09-11 Sorensen Madeline Educational game device
US3419973A (en) 1967-05-01 1969-01-07 Dagmar H. Manotas Mathematical teaching wheel
US3624928A (en) 1970-02-11 1971-12-07 June Cynthia Felton Device for teaching arithmetic
US4399353A (en) 1981-07-23 1983-08-16 Adkins James K Color computer wheel
US4372742A (en) 1981-10-21 1983-02-08 Wentworth Roland A L Arithmetical teaching aid
US4424039A (en) 1982-09-29 1984-01-03 Washburn Jack E Mathematics teaching device
US4445865A (en) 1983-01-14 1984-05-01 Cuisenaire Company Of America, Inc. Method of teaching mathematics
US4790757A (en) 1986-10-19 1988-12-13 Kawai Gakki Seisakusho Co, Ltd Instrument for practicing multiplication
US5018976A (en) 1990-01-11 1991-05-28 Kuyath Dorothy P Teaching system for enhancing the learning of sets of facts
USD354314S (en) 1993-01-19 1995-01-10 Steininger George A Dart bowling game

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD471235S1 (en) 2001-06-21 2003-03-04 Evan Mckenna Foundation Mathematical instructional aide device
USD533904S1 (en) * 2005-08-16 2006-12-19 Magy Quint As Chord wheel
USD535333S1 (en) * 2005-08-16 2007-01-16 Magiqiat As Chord wheel
USD599405S1 (en) * 2006-02-22 2009-09-01 Patrice Fabart Rainbow wheel teaching aid
USD639339S1 (en) * 2009-11-13 2011-06-07 Marquez Canada Juan Multiplication tables educational aid set
USD654953S1 (en) 2009-11-13 2012-02-28 Marquez Canada Juan Multiplication tables educational aid set
USD651649S1 (en) * 2011-03-08 2012-01-03 Mary Jean Washington Phonics education apparatus
USD648392S1 (en) * 2011-04-13 2011-11-08 Martha Thorpe Multiplication teaching aid set
USD696722S1 (en) * 2012-09-24 2013-12-31 Moneera Hamad Ali Al-Badi Al-Maadeed Translation wheel
US9569983B2 (en) 2012-09-24 2017-02-14 Muneera AL-MAADEED Conversion wheel
US10074289B2 (en) 2015-06-30 2018-09-11 Carol Bonner Design Llc Interactive and educational tools

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