FR536445A - Arc lamp refinements - Google Patents

Arc lamp refinements

Info

Publication number
FR536445A
FR536445A FR536445DA FR536445A FR 536445 A FR536445 A FR 536445A FR 536445D A FR536445D A FR 536445DA FR 536445 A FR536445 A FR 536445A
Authority
FR
France
Prior art keywords
refinements
arc lamp
lamp
arc
lamp refinements
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
Hardy Jackson
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 FR536445A publication Critical patent/FR536445A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B31/00—Electric arc lamps
    • H05B31/003—Electric arc lamps of a special type
    • H05B31/0036—Electric arc lamps of a special type for projection, copying or stage lighting
FR536445D 1921-06-03 1921-06-03 Arc lamp refinements Expired FR536445A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR536445T 1921-06-03

Publications (1)

Publication Number Publication Date
FR536445A true FR536445A (en) 1922-05-03

Family

ID=8926799

Family Applications (1)

Application Number Title Priority Date Filing Date
FR536445D Expired FR536445A (en) 1921-06-03 1921-06-03 Arc lamp refinements

Country Status (1)

Country Link
FR (1) FR536445A (en)

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