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FR976380A - Improvements to writing instruments - Google Patents

Improvements to writing instruments

Info

Publication number
FR976380A
FR976380A FR976380DA FR976380A FR 976380 A FR976380 A FR 976380A FR 976380D A FR976380D A FR 976380DA FR 976380 A FR976380 A FR 976380A
Authority
FR
France
Prior art keywords
writing instruments
instruments
writing
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
Application number
Other languages
French (fr)
Inventor
Constantin Naoumoff
Max Laillier
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 filed Critical
Application granted granted Critical
Publication of FR976380A publication Critical patent/FR976380A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K24/00—Mechanisms for selecting, projecting, retracting or locking writing units
    • B43K24/02—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions
    • B43K24/08—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by push-buttons
FR976380D 1948-12-10 1948-12-10 Improvements to writing instruments Expired FR976380A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR976380T 1948-12-10

Publications (1)

Publication Number Publication Date
FR976380A true FR976380A (en) 1951-03-16

Family

ID=9518784

Family Applications (1)

Application Number Title Priority Date Filing Date
FR976380D Expired FR976380A (en) 1948-12-10 1948-12-10 Improvements to writing instruments

Country Status (1)

Country Link
FR (1) FR976380A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800882A (en) * 1953-12-14 1957-07-30 Scripto Inc Latch means for retractable ball pens
US2929360A (en) * 1953-12-14 1960-03-22 Scripto Inc Latch means for retractable ball pens
DE1187520B (en) * 1954-09-14 1965-02-18 Jacob Ritter K G Pen, in particular ballpoint pen

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800882A (en) * 1953-12-14 1957-07-30 Scripto Inc Latch means for retractable ball pens
US2929360A (en) * 1953-12-14 1960-03-22 Scripto Inc Latch means for retractable ball pens
DE1187520B (en) * 1954-09-14 1965-02-18 Jacob Ritter K G Pen, in particular ballpoint pen

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