FR938619A - Improvements to projector lamps - Google Patents

Improvements to projector lamps

Info

Publication number
FR938619A
FR938619A FR938619DA FR938619A FR 938619 A FR938619 A FR 938619A FR 938619D A FR938619D A FR 938619DA FR 938619 A FR938619 A FR 938619A
Authority
FR
France
Prior art keywords
projector lamps
projector
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.)
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 FR938619A publication Critical patent/FR938619A/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
    • H01K3/12—Joining of mount or stem to vessel; Joining parts of the vessel, e.g. by butt sealing

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR938619D 1941-03-28 1946-09-10 Improvements to projector lamps Expired FR938619A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US938619XA 1941-03-28 1941-03-28

Publications (1)

Publication Number Publication Date
FR938619A true FR938619A (en) 1948-10-20

Family

ID=22241302

Family Applications (1)

Application Number Title Priority Date Filing Date
FR938619D Expired FR938619A (en) 1941-03-28 1946-09-10 Improvements to projector lamps

Country Status (1)

Country Link
FR (1) FR938619A (en)

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