FR639551A - Miniature electric lamp - Google Patents

Miniature electric lamp

Info

Publication number
FR639551A
FR639551A FR639551DA FR639551A FR 639551 A FR639551 A FR 639551A FR 639551D A FR639551D A FR 639551DA FR 639551 A FR639551 A FR 639551A
Authority
FR
France
Prior art keywords
electric lamp
miniature electric
miniature
lamp
electric
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)
Inventor
Will J Cameron
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 filed Critical
Application granted granted Critical
Publication of FR639551A publication Critical patent/FR639551A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K7/00—Lamps for purposes other than general lighting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
FR639551D 1927-08-05 1927-08-16 Miniature electric lamp Expired FR639551A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB20676/27A GB280146A (en) 1927-08-05 1927-08-05 Electric lamps

Publications (1)

Publication Number Publication Date
FR639551A true FR639551A (en) 1928-06-25

Family

ID=10149811

Family Applications (1)

Application Number Title Priority Date Filing Date
FR639551D Expired FR639551A (en) 1927-08-05 1927-08-16 Miniature electric lamp

Country Status (4)

Country Link
US (1) US1649150A (en)
DE (1) DE534926C (en)
FR (1) FR639551A (en)
GB (1) GB280146A (en)

Also Published As

Publication number Publication date
GB280146A (en) 1927-11-10
DE534926C (en) 1931-10-03
US1649150A (en) 1927-11-15

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