FR17760E - Automatic safety device for cinematographs - Google Patents

Automatic safety device for cinematographs

Info

Publication number
FR17760E
FR17760E FR17760DA FR17760E FR 17760 E FR17760 E FR 17760E FR 17760D A FR17760D A FR 17760DA FR 17760 E FR17760 E FR 17760E
Authority
FR
France
Prior art keywords
cinematographs
safety device
automatic safety
automatic
safety
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)
Inventor
Antoine Bataille
Paul Souchon
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.)
PAUL SOUCHON
Original Assignee
PAUL SOUCHON
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 PAUL SOUCHON filed Critical PAUL SOUCHON
Application granted granted Critical
Publication of FR17760E publication Critical patent/FR17760E/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/18—Fire preventing or extinguishing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR17760D 1913-03-08 1913-05-27 Automatic safety device for cinematographs Expired FR17760E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR455280T 1913-03-08
FR17760T 1913-05-27

Publications (1)

Publication Number Publication Date
FR17760E true FR17760E (en) 1913-11-15

Family

ID=1359218

Family Applications (1)

Application Number Title Priority Date Filing Date
FR17760D Expired FR17760E (en) 1913-03-08 1913-05-27 Automatic safety device for cinematographs

Country Status (1)

Country Link
FR (1) FR17760E (en)

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