CH204632A - Elektrische Glühlampe. - Google Patents

Elektrische Glühlampe.

Info

Publication number
CH204632A
CH204632A CH204632DA CH204632A CH 204632 A CH204632 A CH 204632A CH 204632D A CH204632D A CH 204632DA CH 204632 A CH204632 A CH 204632A
Authority
CH
Switzerland
Prior art keywords
light bulb
electric light
electric
bulb
light
Prior art date
Application number
Other languages
English (en)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of CH204632A publication Critical patent/CH204632A/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
CH204632D 1937-04-19 1938-04-16 Elektrische Glühlampe. CH204632A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE204632X 1937-04-19

Publications (1)

Publication Number Publication Date
CH204632A true CH204632A (de) 1939-05-15

Family

ID=5782871

Family Applications (1)

Application Number Title Priority Date Filing Date
CH204632D CH204632A (de) 1937-04-19 1938-04-16 Elektrische Glühlampe.

Country Status (4)

Country Link
US (1) US2185025A (de)
BE (1) BE427621A (de)
CH (1) CH204632A (de)
FR (1) FR836840A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2468793A (en) * 1943-12-06 1949-05-03 Sperry Corp High-frequency resistor
US2894166A (en) * 1949-04-02 1959-07-07 Heraeus Gmbh W C Heat radiation devices
US3275879A (en) * 1961-07-31 1966-09-27 Ohmega Lab Capsulated bulb and method of making the same

Also Published As

Publication number Publication date
BE427621A (de)
US2185025A (en) 1939-12-26
FR836840A (fr) 1939-01-26

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