FR792373A - Electric lamp with bulb fitted with a reflective part - Google Patents

Electric lamp with bulb fitted with a reflective part

Info

Publication number
FR792373A
FR792373A FR792373DA FR792373A FR 792373 A FR792373 A FR 792373A FR 792373D A FR792373D A FR 792373DA FR 792373 A FR792373 A FR 792373A
Authority
FR
France
Prior art keywords
electric lamp
reflective part
bulb fitted
bulb
fitted
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
French (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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR792373A publication Critical patent/FR792373A/en
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
FR792373D 1934-07-26 1935-07-12 Electric lamp with bulb fitted with a reflective part Expired FR792373A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL459362X 1934-07-26

Publications (1)

Publication Number Publication Date
FR792373A true FR792373A (en) 1935-12-30

Family

ID=19786374

Family Applications (1)

Application Number Title Priority Date Filing Date
FR792373D Expired FR792373A (en) 1934-07-26 1935-07-12 Electric lamp with bulb fitted with a reflective part

Country Status (6)

Country Link
US (1) US2106079A (en)
BE (1) BE410339A (en)
DE (1) DE694811C (en)
FR (1) FR792373A (en)
GB (1) GB459362A (en)
NL (1) NL47905C (en)

Also Published As

Publication number Publication date
NL47905C (en)
BE410339A (en)
US2106079A (en) 1938-01-18
DE694811C (en) 1940-08-08
GB459362A (en) 1937-01-01

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