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FR801749A - Improvements made to discharge tubes - Google Patents

Improvements made to discharge tubes

Info

Publication number
FR801749A
FR801749A FR801749DA FR801749A FR 801749 A FR801749 A FR 801749A FR 801749D A FR801749D A FR 801749DA FR 801749 A FR801749 A FR 801749A
Authority
FR
France
Prior art keywords
improvements made
discharge tubes
tubes
discharge
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)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR801749A publication Critical patent/FR801749A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/04—Electrodes; Screens
    • H01J17/06—Cathodes
    • H01J17/066—Cold cathodes
FR801749D 1935-02-08 1936-02-08 Improvements made to discharge tubes Expired FR801749A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5670A US2103031A (en) 1935-02-08 1935-02-08 Electric gaseous discharge device

Publications (1)

Publication Number Publication Date
FR801749A true FR801749A (en) 1936-08-14

Family

ID=21717090

Family Applications (1)

Application Number Title Priority Date Filing Date
FR801749D Expired FR801749A (en) 1935-02-08 1936-02-08 Improvements made to discharge tubes

Country Status (4)

Country Link
US (1) US2103031A (en)
DE (1) DE683706C (en)
FR (1) FR801749A (en)
GB (1) GB446734A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2556254A (en) * 1947-05-15 1951-06-12 Rca Corp Voltage reference tube
US2666880A (en) * 1950-06-16 1954-01-19 Raytheon Mfg Co Gaseous-discharge device
US2896104A (en) * 1954-06-11 1959-07-21 Sedlacek Franz Lightning arrester
US2843781A (en) * 1954-11-01 1958-07-15 Sylvania Electric Prod Sublimation reducing cathode connector
DE3715924A1 (en) * 1987-05-13 1988-12-01 Gte Licht Gmbh PHOTOCELL, ESPECIALLY FOR DETECTING UV RADIATION

Also Published As

Publication number Publication date
GB446734A (en) 1936-05-05
US2103031A (en) 1937-12-21
DE683706C (en) 1939-11-13

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