FR745882A - Safety device for cinematographic devices - Google Patents

Safety device for cinematographic devices

Info

Publication number
FR745882A
FR745882A FR745882DA FR745882A FR 745882 A FR745882 A FR 745882A FR 745882D A FR745882D A FR 745882DA FR 745882 A FR745882 A FR 745882A
Authority
FR
France
Prior art keywords
safety device
cinematographic
devices
cinematographic devices
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
Victor-Jean Di Matteo
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 filed Critical
Application granted granted Critical
Publication of FR745882A publication Critical patent/FR745882A/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)
FR745882D 1932-11-17 1932-11-17 Safety device for cinematographic devices Expired FR745882A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR745882T 1932-11-17

Publications (1)

Publication Number Publication Date
FR745882A true FR745882A (en) 1933-05-17

Family

ID=9147026

Family Applications (1)

Application Number Title Priority Date Filing Date
FR745882D Expired FR745882A (en) 1932-11-17 1932-11-17 Safety device for cinematographic devices

Country Status (1)

Country Link
FR (1) FR745882A (en)

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