FR515318A - Improvements in the manufacture of incandescent lamps and similar articles - Google Patents

Improvements in the manufacture of incandescent lamps and similar articles

Info

Publication number
FR515318A
FR515318A FR515318A FR515318DA FR515318A FR 515318 A FR515318 A FR 515318A FR 515318 A FR515318 A FR 515318A FR 515318D A FR515318D A FR 515318DA FR 515318 A FR515318 A FR 515318A
Authority
FR
France
Prior art keywords
manufacture
incandescent lamps
similar articles
articles
similar
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
FR515318A
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 Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR515318A publication Critical patent/FR515318A/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
    • 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
    • H01K3/20—Sealing-in wires directly into the envelope

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
FR515318A 1919-05-13 1920-05-10 Improvements in the manufacture of incandescent lamps and similar articles Expired FR515318A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US296741A US1491436A (en) 1919-05-13 1919-05-13 Incandescent lamp and similar article

Publications (1)

Publication Number Publication Date
FR515318A true FR515318A (en) 1921-03-31

Family

ID=23143360

Family Applications (1)

Application Number Title Priority Date Filing Date
FR515318A Expired FR515318A (en) 1919-05-13 1920-05-10 Improvements in the manufacture of incandescent lamps and similar articles

Country Status (3)

Country Link
US (1) US1491436A (en)
FR (1) FR515318A (en)
NL (1) NL9444C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2549359A (en) * 1945-02-07 1951-04-17 Tung Sol Lamp Works Inc Machine for sealing in miniature incandescent lamp bulb mounts
US3316049A (en) * 1965-01-29 1967-04-25 Brown Herbert William Incandescent electric lamps

Also Published As

Publication number Publication date
US1491436A (en) 1924-04-22
NL9444C (en)

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