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FR614553A - Improvements in the manufacture of filaments - Google Patents

Improvements in the manufacture of filaments

Info

Publication number
FR614553A
FR614553A FR614553DA FR614553A FR 614553 A FR614553 A FR 614553A FR 614553D A FR614553D A FR 614553DA FR 614553 A FR614553 A FR 614553A
Authority
FR
France
Prior art keywords
filaments
manufacture
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 FR614553A publication Critical patent/FR614553A/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
    • H01K3/02—Manufacture of incandescent bodies

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
FR614553D 1925-04-17 1926-04-15 Improvements in the manufacture of filaments Expired FR614553A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US250974XA 1925-04-17 1925-04-17

Publications (1)

Publication Number Publication Date
FR614553A true FR614553A (en) 1926-12-17

Family

ID=21824046

Family Applications (1)

Application Number Title Priority Date Filing Date
FR614553D Expired FR614553A (en) 1925-04-17 1926-04-15 Improvements in the manufacture of filaments

Country Status (2)

Country Link
FR (1) FR614553A (en)
GB (1) GB250974A (en)

Also Published As

Publication number Publication date
GB250974A (en) 1927-05-26

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