FR798702A - Light source for photographic processes or projection purposes - Google Patents

Light source for photographic processes or projection purposes

Info

Publication number
FR798702A
FR798702A FR798702DA FR798702A FR 798702 A FR798702 A FR 798702A FR 798702D A FR798702D A FR 798702DA FR 798702 A FR798702 A FR 798702A
Authority
FR
France
Prior art keywords
light source
photographic processes
projection purposes
projection
purposes
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR798702A publication Critical patent/FR798702A/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
FR798702D 1934-12-05 1935-12-04 Light source for photographic processes or projection purposes Expired FR798702A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE798702X 1934-12-05

Publications (1)

Publication Number Publication Date
FR798702A true FR798702A (en) 1936-05-25

Family

ID=6711462

Family Applications (1)

Application Number Title Priority Date Filing Date
FR798702D Expired FR798702A (en) 1934-12-05 1935-12-04 Light source for photographic processes or projection purposes

Country Status (1)

Country Link
FR (1) FR798702A (en)

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