FR988169A - Reel for photographic film and device for controlling its rotation in a camera - Google Patents

Reel for photographic film and device for controlling its rotation in a camera

Info

Publication number
FR988169A
FR988169A FR988169DA FR988169A FR 988169 A FR988169 A FR 988169A FR 988169D A FR988169D A FR 988169DA FR 988169 A FR988169 A FR 988169A
Authority
FR
France
Prior art keywords
reel
camera
controlling
rotation
photographic film
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
Angelo Marchesi
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 FR988169A publication Critical patent/FR988169A/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
    • G03B1/00—Film strip handling
    • G03B1/60—Measuring or indicating length of the used or unused film; Counting number of exposures
    • G03B1/66—Counting number of exposures

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR988169D 1948-06-16 1949-06-10 Reel for photographic film and device for controlling its rotation in a camera Expired FR988169A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT988169X 1948-06-16

Publications (1)

Publication Number Publication Date
FR988169A true FR988169A (en) 1951-08-23

Family

ID=11333032

Family Applications (1)

Application Number Title Priority Date Filing Date
FR988169D Expired FR988169A (en) 1948-06-16 1949-06-10 Reel for photographic film and device for controlling its rotation in a camera

Country Status (1)

Country Link
FR (1) FR988169A (en)

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