FR724634A - Diffusing bulb for electric lamps - Google Patents

Diffusing bulb for electric lamps

Info

Publication number
FR724634A
FR724634A FR724634DA FR724634A FR 724634 A FR724634 A FR 724634A FR 724634D A FR724634D A FR 724634DA FR 724634 A FR724634 A FR 724634A
Authority
FR
France
Prior art keywords
electric lamps
diffusing bulb
diffusing
bulb
lamps
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.)
LAMPES FOTOS SOC D
Original Assignee
LAMPES FOTOS SOC D
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 LAMPES FOTOS SOC D filed Critical LAMPES FOTOS SOC D
Application granted granted Critical
Publication of FR724634A publication Critical patent/FR724634A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/30—Envelopes; Vessels incorporating lenses
FR724634D 1930-09-03 1930-09-03 Diffusing bulb for electric lamps Expired FR724634A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR724634T 1930-09-03

Publications (1)

Publication Number Publication Date
FR724634A true FR724634A (en) 1932-04-29

Family

ID=9109334

Family Applications (1)

Application Number Title Priority Date Filing Date
FR724634D Expired FR724634A (en) 1930-09-03 1930-09-03 Diffusing bulb for electric lamps

Country Status (1)

Country Link
FR (1) FR724634A (en)

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