FR351349A - Shutter device for projectors - Google Patents

Shutter device for projectors

Info

Publication number
FR351349A
FR351349A FR351349A FR351349DA FR351349A FR 351349 A FR351349 A FR 351349A FR 351349 A FR351349 A FR 351349A FR 351349D A FR351349D A FR 351349DA FR 351349 A FR351349 A FR 351349A
Authority
FR
France
Prior art keywords
projectors
shutter device
shutter
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
FR351349A
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.)
BARBIER SOC
Original Assignee
BARBIER SOC
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 BARBIER SOC filed Critical BARBIER SOC
Application granted granted Critical
Publication of FR351349A publication Critical patent/FR351349A/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
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR351349A 1905-02-07 1905-02-07 Shutter device for projectors Expired FR351349A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR351349T 1905-02-07

Publications (1)

Publication Number Publication Date
FR351349A true FR351349A (en) 1905-07-11

Family

ID=1399656

Family Applications (1)

Application Number Title Priority Date Filing Date
FR351349A Expired FR351349A (en) 1905-02-07 1905-02-07 Shutter device for projectors

Country Status (1)

Country Link
FR (1) FR351349A (en)

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