FR717583A - Electric discharge tube - Google Patents

Electric discharge tube

Info

Publication number
FR717583A
FR717583A FR717583DA FR717583A FR 717583 A FR717583 A FR 717583A FR 717583D A FR717583D A FR 717583DA FR 717583 A FR717583 A FR 717583A
Authority
FR
France
Prior art keywords
electric discharge
discharge tube
tube
electric
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR717583A publication Critical patent/FR717583A/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
FR717583D 1930-05-31 1931-05-23 Electric discharge tube Expired FR717583A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL2052103X 1930-05-31

Publications (1)

Publication Number Publication Date
FR717583A true FR717583A (en) 1932-01-11

Family

ID=19873570

Family Applications (1)

Application Number Title Priority Date Filing Date
FR717583D Expired FR717583A (en) 1930-05-31 1931-05-23 Electric discharge tube

Country Status (4)

Country Link
US (1) US2052103A (en)
BE (1) BE380024A (en)
FR (1) FR717583A (en)
NL (1) NL36226C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2456649A (en) * 1943-06-12 1948-12-21 Glenn F Rouse Cathode
US2431139A (en) * 1943-06-23 1947-11-18 Westinghouse Electric Corp Magnetron
US3356883A (en) * 1964-12-27 1967-12-05 Sylvania Electric Prod Florescent lamp having electrodes comprising a tubular braid and an additional wire coiled about the same space

Also Published As

Publication number Publication date
US2052103A (en) 1936-08-25
BE380024A (en)
NL36226C (en)

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