FR2412941B1 - - Google Patents

Info

Publication number
FR2412941B1
FR2412941B1 FR7836110A FR7836110A FR2412941B1 FR 2412941 B1 FR2412941 B1 FR 2412941B1 FR 7836110 A FR7836110 A FR 7836110A FR 7836110 A FR7836110 A FR 7836110A FR 2412941 B1 FR2412941 B1 FR 2412941B1
Authority
FR
France
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
FR7836110A
Other versions
FR2412941A1 (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.)
Duro Test Corp
Original Assignee
Duro Test Corp
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 Duro Test Corp filed Critical Duro Test Corp
Publication of FR2412941A1 publication Critical patent/FR2412941A1/fr
Application granted granted Critical
Publication of FR2412941B1 publication Critical patent/FR2412941B1/fr
Granted 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
FR7836110A 1977-12-22 1978-12-22 Lampe a incandescence electrique comprenant un miroir a chaleur transparent du type interferometre Granted FR2412941A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86315577A 1977-12-22 1977-12-22

Publications (2)

Publication Number Publication Date
FR2412941A1 FR2412941A1 (fr) 1979-07-20
FR2412941B1 true FR2412941B1 (fr) 1984-04-20

Family

ID=25340406

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7836110A Granted FR2412941A1 (fr) 1977-12-22 1978-12-22 Lampe a incandescence electrique comprenant un miroir a chaleur transparent du type interferometre

Country Status (9)

Country Link
JP (1) JPS55500031A (fr)
AU (1) AU526737B2 (fr)
CA (1) CA1131688A (fr)
CH (1) CH627301A5 (fr)
FR (1) FR2412941A1 (fr)
GB (1) GB2036422B (fr)
IT (1) IT1106846B (fr)
SE (1) SE7906932L (fr)
WO (1) WO1979000424A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5958753A (ja) * 1982-09-28 1984-04-04 株式会社東芝 白熱電球
KR890004640B1 (ko) * 1984-09-28 1989-11-21 가부시끼 가이샤 도시바 광확산코우팅 및 그 형성방법과 코우팅한 램프
US5276763A (en) * 1990-07-09 1994-01-04 Heraeus Quarzglas Gmbh Infrared radiator with protected reflective coating and method for manufacturing same
US5660462A (en) * 1994-09-13 1997-08-26 Osram Sylvania Inc. High efficiency vehicle headlights and reflector lamps
DE102004016954A1 (de) * 2004-04-06 2005-10-27 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Reflektorlampe mit Halogenfüllung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1389295A (fr) * 1963-04-10 1965-02-12 Lampes Sa Filtres optiques et lampes comprenant de tels filtres
US3188513A (en) * 1963-04-10 1965-06-08 Gen Electric Optical filters and lamps embodying the same
US3682528A (en) * 1970-09-10 1972-08-08 Optical Coating Laboratory Inc Infra-red interference filter
NL7405071A (nl) * 1974-04-16 1975-10-20 Philips Nv Gloeilamp met infrarood filter.

Also Published As

Publication number Publication date
AU4285878A (en) 1979-06-28
IT1106846B (it) 1985-11-18
AU526737B2 (en) 1983-01-27
GB2036422B (en) 1982-07-07
WO1979000424A1 (fr) 1979-07-12
CH627301A5 (fr) 1981-12-31
GB2036422A (en) 1980-06-25
SE7906932L (sv) 1979-08-20
JPS55500031A (fr) 1980-01-24
CA1131688A (fr) 1982-09-14
FR2412941A1 (fr) 1979-07-20
IT7852426A0 (it) 1978-12-22

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Legal Events

Date Code Title Description
ST Notification of lapse