FR1030235A - Device for simultaneously unwinding and rewinding an endless film - Google Patents

Device for simultaneously unwinding and rewinding an endless film

Info

Publication number
FR1030235A
FR1030235A FR1030235DA FR1030235A FR 1030235 A FR1030235 A FR 1030235A FR 1030235D A FR1030235D A FR 1030235DA FR 1030235 A FR1030235 A FR 1030235A
Authority
FR
France
Prior art keywords
rewinding
endless film
simultaneously unwinding
unwinding
endless
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
Rene-Henri Denoux
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 FR1030235A publication Critical patent/FR1030235A/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)
FR1030235D 1950-12-28 1950-12-28 Device for simultaneously unwinding and rewinding an endless film Expired FR1030235A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1030235T 1950-12-28

Publications (1)

Publication Number Publication Date
FR1030235A true FR1030235A (en) 1953-06-10

Family

ID=9582365

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1030235D Expired FR1030235A (en) 1950-12-28 1950-12-28 Device for simultaneously unwinding and rewinding an endless film

Country Status (1)

Country Link
FR (1) FR1030235A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2810574A (en) * 1953-08-18 1957-10-22 Daniel Karl Magazine for sound record bands
US2830812A (en) * 1955-03-01 1958-04-15 Nash James Emery Audio tape repeater cartridge

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2810574A (en) * 1953-08-18 1957-10-22 Daniel Karl Magazine for sound record bands
US2830812A (en) * 1955-03-01 1958-04-15 Nash James Emery Audio tape repeater cartridge

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