NL37556C - - Google Patents

Info

Publication number
NL37556C
NL37556C NL37556DA NL37556C NL 37556 C NL37556 C NL 37556C NL 37556D A NL37556D A NL 37556DA NL 37556 C NL37556 C NL 37556C
Authority
NL
Netherlands
Application number
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.)
Publication of NL37556C publication Critical patent/NL37556C/xx

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
NL37556D 1931-11-16 NL37556C (zh)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
NL37556C true NL37556C (zh)

Family

ID=4514139

Family Applications (1)

Application Number Title Priority Date Filing Date
NL37556D NL37556C (zh) 1931-11-16

Country Status (5)

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

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 (zh) * 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
BE391856A (zh)
GB397719A (en) 1933-08-31
FR737856A (fr) 1932-12-17
US1981329A (en) 1934-11-20

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