FR717772A - Winding device for bands or the like for all applications - Google Patents

Winding device for bands or the like for all applications

Info

Publication number
FR717772A
FR717772A FR717772DA FR717772A FR 717772 A FR717772 A FR 717772A FR 717772D A FR717772D A FR 717772DA FR 717772 A FR717772 A FR 717772A
Authority
FR
France
Prior art keywords
bands
applications
winding device
winding
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
Louis Maximin
Marcel-Gabriel Sirvin
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 FR717772A publication Critical patent/FR717772A/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
    • G03B21/43—Driving mechanisms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR717772D 1930-09-23 1930-09-23 Winding device for bands or the like for all applications Expired FR717772A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR717772T 1930-09-23

Publications (1)

Publication Number Publication Date
FR717772A true FR717772A (en) 1932-01-14

Family

ID=9090240

Family Applications (1)

Application Number Title Priority Date Filing Date
FR717772D Expired FR717772A (en) 1930-09-23 1930-09-23 Winding device for bands or the like for all applications

Country Status (1)

Country Link
FR (1) FR717772A (en)

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