FR650441A - Discharge tube - Google Patents

Discharge tube

Info

Publication number
FR650441A
FR650441A FR650441DA FR650441A FR 650441 A FR650441 A FR 650441A FR 650441D A FR650441D A FR 650441DA FR 650441 A FR650441 A FR 650441A
Authority
FR
France
Prior art keywords
discharge tube
discharge
tube
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 FR650441A publication Critical patent/FR650441A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/20—Tubes with more than one discharge path; Multiple tubes, e.g. double diode, triode-hexode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/003—Tubes with plural electrode systems
FR650441D 1927-04-13 1928-03-05 Discharge tube Expired FR650441A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL650441X 1927-04-13

Publications (1)

Publication Number Publication Date
FR650441A true FR650441A (en) 1929-01-09

Family

ID=19792865

Family Applications (1)

Application Number Title Priority Date Filing Date
FR650441D Expired FR650441A (en) 1927-04-13 1928-03-05 Discharge tube

Country Status (1)

Country Link
FR (1) FR650441A (en)

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