FR1149183A - Lampe électrique de projection à incandescence - Google Patents

Lampe électrique de projection à incandescence

Info

Publication number
FR1149183A
FR1149183A FR1149183DA FR1149183A FR 1149183 A FR1149183 A FR 1149183A FR 1149183D A FR1149183D A FR 1149183DA FR 1149183 A FR1149183 A FR 1149183A
Authority
FR
France
Prior art keywords
projection lamp
electric incandescent
incandescent projection
electric
lamp
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
English (en)
Inventor
Werner Bender
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 FR1149183A publication Critical patent/FR1149183A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/02—Incandescent bodies
    • H01K1/14—Incandescent bodies characterised by the shape
FR1149183D 1954-03-10 1956-02-07 Lampe électrique de projection à incandescence Expired FR1149183A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB702154A GB752916A (en) 1954-03-10 1954-03-10 Improvements in and relating to electric incandescent projection lamps

Publications (1)

Publication Number Publication Date
FR1149183A true FR1149183A (fr) 1957-12-20

Family

ID=9825141

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1149183D Expired FR1149183A (fr) 1954-03-10 1956-02-07 Lampe électrique de projection à incandescence

Country Status (2)

Country Link
FR (1) FR1149183A (fr)
GB (1) GB752916A (fr)

Also Published As

Publication number Publication date
GB752916A (en) 1956-07-18

Similar Documents

Publication Publication Date Title
FR1221204A (fr) Lampe électrique à incandescence
FR1125844A (fr) Lampe à incandescence perfectionnée
FR1164881A (fr) Lampe à incandescence
FR1097533A (fr) Lampe à décharge électrique
FR1137307A (fr) Lampe à incandescence
FR1103812A (fr) Lampe à décharge électrique
FR1154903A (fr) Lampe électrique à incandescence
FR1136696A (fr) Lampe électrique à incandescence
FR1139595A (fr) Lampe électrique à décharge
FR1149183A (fr) Lampe électrique de projection à incandescence
FR1192833A (fr) Lampe à incandescence
FR1111389A (fr) Lampe à incandescence
FR1258680A (fr) Lampe électrique à incandescence
FR1105086A (fr) Lampe à incandescence
FR1171461A (fr) Lampe à incandescence
FR1139217A (fr) Lampe à incandescence
FR1092935A (fr) Lampe électrique à filament incandescent
FR1091341A (fr) Lampe à incandescence
FR1389923A (fr) Lampe à incandescence électrique
BE591701A (fr) Lampe électrique à incandescence
FR1148487A (fr) Lampe éléctrique à incandescence
FR1286493A (fr) Lampe électrique à incandescence
FR1123475A (fr) Lampe à incandescence
FR1087684A (fr) Lampe électrique à incandescence
FR1122143A (fr) Lampe à incandescence à tube