FR1432242A - Lampe à incandescence - Google Patents

Lampe à incandescence

Info

Publication number
FR1432242A
FR1432242A FR15553A FR15553A FR1432242A FR 1432242 A FR1432242 A FR 1432242A FR 15553 A FR15553 A FR 15553A FR 15553 A FR15553 A FR 15553A FR 1432242 A FR1432242 A FR 1432242A
Authority
FR
France
Prior art keywords
incandescent lamp
incandescent
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
FR15553A
Other languages
English (en)
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
Priority claimed from NL6404941A external-priority patent/NL6404941A/xx
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Priority to FR15553A priority Critical patent/FR1432242A/fr
Application granted granted Critical
Publication of FR1432242A publication Critical patent/FR1432242A/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
    • 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
FR15553A 1964-05-05 1965-05-03 Lampe à incandescence Expired FR1432242A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR15553A FR1432242A (fr) 1964-05-05 1965-05-03 Lampe à incandescence

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL6404941A NL6404941A (fr) 1964-05-05 1964-05-05
FR15553A FR1432242A (fr) 1964-05-05 1965-05-03 Lampe à incandescence

Publications (1)

Publication Number Publication Date
FR1432242A true FR1432242A (fr) 1966-03-18

Family

ID=26163559

Family Applications (1)

Application Number Title Priority Date Filing Date
FR15553A Expired FR1432242A (fr) 1964-05-05 1965-05-03 Lampe à incandescence

Country Status (1)

Country Link
FR (1) FR1432242A (fr)

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