FR1518247A - Tubular incandescent lamp - Google Patents

Tubular incandescent lamp

Info

Publication number
FR1518247A
FR1518247A FR101955A FR101955A FR1518247A FR 1518247 A FR1518247 A FR 1518247A FR 101955 A FR101955 A FR 101955A FR 101955 A FR101955 A FR 101955A FR 1518247 A FR1518247 A FR 1518247A
Authority
FR
France
Prior art keywords
incandescent lamp
tubular incandescent
tubular
lamp
incandescent
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
FR101955A
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
Priority claimed from AT335266A external-priority patent/AT261061B/en
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Priority to FR101955A priority Critical patent/FR1518247A/en
Application granted granted Critical
Publication of FR1518247A publication Critical patent/FR1518247A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/34—Double wall vessels
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
FR101955A 1966-04-07 1967-04-07 Tubular incandescent lamp Expired FR1518247A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR101955A FR1518247A (en) 1966-04-07 1967-04-07 Tubular incandescent lamp

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT335266A AT261061B (en) 1966-04-07 1966-04-07 Elongated light bulb
FR101955A FR1518247A (en) 1966-04-07 1967-04-07 Tubular incandescent lamp

Publications (1)

Publication Number Publication Date
FR1518247A true FR1518247A (en) 1968-03-22

Family

ID=25599919

Family Applications (1)

Application Number Title Priority Date Filing Date
FR101955A Expired FR1518247A (en) 1966-04-07 1967-04-07 Tubular incandescent lamp

Country Status (1)

Country Link
FR (1) FR1518247A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0274107A2 (en) * 1987-01-08 1988-07-13 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Electric lamp

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0274107A2 (en) * 1987-01-08 1988-07-13 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Electric lamp
EP0274107A3 (en) * 1987-01-08 1990-08-22 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Electric lamp

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