FR603674A - Improvements to electric discharge lamps - Google Patents

Improvements to electric discharge lamps

Info

Publication number
FR603674A
FR603674A FR603674DA FR603674A FR 603674 A FR603674 A FR 603674A FR 603674D A FR603674D A FR 603674DA FR 603674 A FR603674 A FR 603674A
Authority
FR
France
Prior art keywords
electric discharge
discharge lamps
lamps
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)
Inventor
William Richard Bullimore
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 FR603674A publication Critical patent/FR603674A/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)
FR603674D 1924-09-29 1925-09-25 Improvements to electric discharge lamps Expired FR603674A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB603674X 1924-09-29

Publications (1)

Publication Number Publication Date
FR603674A true FR603674A (en) 1926-04-21

Family

ID=10485494

Family Applications (1)

Application Number Title Priority Date Filing Date
FR603674D Expired FR603674A (en) 1924-09-29 1925-09-25 Improvements to electric discharge lamps

Country Status (1)

Country Link
FR (1) FR603674A (en)

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