FR536474A - Device for winding and unwinding endless cinematographic film - Google Patents

Device for winding and unwinding endless cinematographic film

Info

Publication number
FR536474A
FR536474A FR536474DA FR536474A FR 536474 A FR536474 A FR 536474A FR 536474D A FR536474D A FR 536474DA FR 536474 A FR536474 A FR 536474A
Authority
FR
France
Prior art keywords
unwinding
endless
winding
cinematographic film
cinematographic
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
Walter Vollmann
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 FR536474A publication Critical patent/FR536474A/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
    • G03B21/32—Details specially adapted for motion-picture projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR536474D 1921-02-02 1921-06-04 Device for winding and unwinding endless cinematographic film Expired FR536474A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE536474X 1921-02-02

Publications (1)

Publication Number Publication Date
FR536474A true FR536474A (en) 1922-05-04

Family

ID=6557320

Family Applications (1)

Application Number Title Priority Date Filing Date
FR536474D Expired FR536474A (en) 1921-02-02 1921-06-04 Device for winding and unwinding endless cinematographic film

Country Status (1)

Country Link
FR (1) FR536474A (en)

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