FR1208419A - Automatic lamp changer - Google Patents

Automatic lamp changer

Info

Publication number
FR1208419A
FR1208419A FR1208419DA FR1208419A FR 1208419 A FR1208419 A FR 1208419A FR 1208419D A FR1208419D A FR 1208419DA FR 1208419 A FR1208419 A FR 1208419A
Authority
FR
France
Prior art keywords
automatic lamp
lamp changer
changer
automatic
lamp
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.)
National Research Council of Canada
Original Assignee
National Research Council of Canada
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 National Research Council of Canada filed Critical National Research Council of Canada
Application granted granted Critical
Publication of FR1208419A publication Critical patent/FR1208419A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/04—Fastening of light sources or lamp holders with provision for changing light source, e.g. turret

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR1208419D 1957-06-10 1958-06-10 Automatic lamp changer Expired FR1208419A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1208419XA 1957-06-10 1957-06-10

Publications (1)

Publication Number Publication Date
FR1208419A true FR1208419A (en) 1960-02-23

Family

ID=22392858

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1208419D Expired FR1208419A (en) 1957-06-10 1958-06-10 Automatic lamp changer

Country Status (1)

Country Link
FR (1) FR1208419A (en)

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