FR726967A - Improvements in the manufacture of reels, in particular for photographic films - Google Patents

Improvements in the manufacture of reels, in particular for photographic films

Info

Publication number
FR726967A
FR726967A FR726967DA FR726967A FR 726967 A FR726967 A FR 726967A FR 726967D A FR726967D A FR 726967DA FR 726967 A FR726967 A FR 726967A
Authority
FR
France
Prior art keywords
reels
manufacture
photographic films
photographic
films
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
Thomas George Baxenden
John Robert Collyear
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 FR726967A publication Critical patent/FR726967A/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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/28—Locating light-sensitive material within camera
    • G03B17/30—Locating spools or other rotatable holders of coiled film
    • 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
    • G03B2217/00—Details of cameras or camera bodies; Accessories therefor
    • G03B2217/26—Holders for containing light-sensitive material and adapted to be inserted within the camera
    • G03B2217/261—Details of spools

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR726967D 1931-02-26 1931-11-27 Improvements in the manufacture of reels, in particular for photographic films Expired FR726967A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB726967X 1931-02-26

Publications (1)

Publication Number Publication Date
FR726967A true FR726967A (en) 1932-06-10

Family

ID=10495310

Family Applications (1)

Application Number Title Priority Date Filing Date
FR726967D Expired FR726967A (en) 1931-02-26 1931-11-27 Improvements in the manufacture of reels, in particular for photographic films

Country Status (1)

Country Link
FR (1) FR726967A (en)

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