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FR737856A - Lampe - Google Patents

Lampe

Info

Publication number
FR737856A
FR737856A FR737856DA FR737856A FR 737856 A FR737856 A FR 737856A FR 737856D A FR737856D A FR 737856DA FR 737856 A FR737856 A FR 737856A
Authority
FR
France
Prior art keywords
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
Louis Rivier
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 FR737856A publication Critical patent/FR737856A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
    • H01K1/325—Reflecting coating
FR737856D 1931-11-16 1932-05-30 Lampe Expired FR737856A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH397719X 1931-11-16

Publications (1)

Publication Number Publication Date
FR737856A true FR737856A (fr) 1932-12-17

Family

ID=4514139

Family Applications (1)

Application Number Title Priority Date Filing Date
FR737856D Expired FR737856A (fr) 1931-11-16 1932-05-30 Lampe

Country Status (5)

Country Link
US (1) US1981329A (fr)
BE (1) BE391856A (fr)
FR (1) FR737856A (fr)
GB (1) GB397719A (fr)
NL (1) NL37556C (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2441823A (en) * 1943-02-01 1948-05-18 Westinghouse Electric Corp Reflector lamp and optical system
US2441824A (en) * 1943-10-16 1948-05-18 Westinghouse Electric Corp Reflector lamp
US2636143A (en) * 1949-05-21 1953-04-21 Percival H Mitchell Reflecting surface for incandescent lamps
BE518131A (fr) * 1952-03-04
US2909693A (en) * 1954-02-10 1959-10-20 Cibie Pierre Headlamp, notably vehicle headlamp
US2820454A (en) * 1955-04-04 1958-01-21 Leonard W Wright Foot kneading rugs
US3256456A (en) * 1958-01-09 1966-06-14 Sylvania Electric Prod Reflector incandescent projection lamp
US2904714A (en) * 1958-06-16 1959-09-15 Gen Electric Electric lamp
US4041344A (en) * 1976-08-30 1977-08-09 General Electric Company Ellipsoidal reflector lamp
USRE30832E (en) * 1976-08-30 1981-12-22 General Electric Company Ellipsoidal reflector lamp
US4309746A (en) * 1978-09-14 1982-01-05 Martin Marietta Corporation Laser seeker target simulator

Also Published As

Publication number Publication date
NL37556C (fr)
US1981329A (en) 1934-11-20
BE391856A (fr)
GB397719A (en) 1933-08-31

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