CH217544A - Episkopische Projektionslampe mit einem rahmenförmigen Glashohlkörper. - Google Patents

Episkopische Projektionslampe mit einem rahmenförmigen Glashohlkörper.

Info

Publication number
CH217544A
CH217544A CH217544DA CH217544A CH 217544 A CH217544 A CH 217544A CH 217544D A CH217544D A CH 217544DA CH 217544 A CH217544 A CH 217544A
Authority
CH
Switzerland
Prior art keywords
frame
hollow glass
glass body
shaped hollow
projection lamp
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Scheuermann Valentin
Original Assignee
Scheuermann Valentin
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 Scheuermann Valentin filed Critical Scheuermann Valentin
Publication of CH217544A publication Critical patent/CH217544A/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K7/00—Lamps for purposes other than general lighting
    • H01K7/02—Lamps for purposes other than general lighting for producing a narrow beam of light; for approximating a point-like source of light, e.g. for searchlight, for cinematographic projector
CH217544D 1940-03-15 1941-03-10 Episkopische Projektionslampe mit einem rahmenförmigen Glashohlkörper. CH217544A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE217544X 1940-03-15

Publications (1)

Publication Number Publication Date
CH217544A true CH217544A (de) 1941-10-31

Family

ID=5830806

Family Applications (1)

Application Number Title Priority Date Filing Date
CH217544D CH217544A (de) 1940-03-15 1941-03-10 Episkopische Projektionslampe mit einem rahmenförmigen Glashohlkörper.

Country Status (3)

Country Link
BE (1) BE440884A (enrdf_load_stackoverflow)
CH (1) CH217544A (enrdf_load_stackoverflow)
FR (1) FR870746A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE440884A (enrdf_load_stackoverflow)
FR870746A (fr) 1942-03-23

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