FR680316A - Improvements in the manufacturing processes of electric lamps - Google Patents

Improvements in the manufacturing processes of electric lamps

Info

Publication number
FR680316A
FR680316A FR680316DA FR680316A FR 680316 A FR680316 A FR 680316A FR 680316D A FR680316D A FR 680316DA FR 680316 A FR680316 A FR 680316A
Authority
FR
France
Prior art keywords
manufacturing processes
electric lamps
lamps
electric
processes
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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 Compagnie des Lampes filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR680316A publication Critical patent/FR680316A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/16—Joining of caps to vessel

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
FR680316D 1928-08-25 1929-08-14 Improvements in the manufacturing processes of electric lamps Expired FR680316A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US302096A US1769840A (en) 1928-08-25 1928-08-25 Method of making electric lamps

Publications (1)

Publication Number Publication Date
FR680316A true FR680316A (en) 1930-04-28

Family

ID=23166238

Family Applications (1)

Application Number Title Priority Date Filing Date
FR680316D Expired FR680316A (en) 1928-08-25 1929-08-14 Improvements in the manufacturing processes of electric lamps

Country Status (4)

Country Link
US (1) US1769840A (en)
BE (1) BE363255A (en)
FR (1) FR680316A (en)
GB (1) GB317859A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB869714A (en) * 1958-12-17 1961-06-07 Mullard Ltd Travelling-wave tubes
CN103972043A (en) * 2014-05-30 2014-08-06 德清县升星照明电器有限公司 Bulb holder mechanism
CN103985626A (en) * 2014-05-30 2014-08-13 德清县升星照明电器有限公司 Rotary bulb support of production line

Also Published As

Publication number Publication date
BE363255A (en)
GB317859A (en) 1930-04-17
US1769840A (en) 1930-07-01

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