FR890312A - Counter for roll film camera - Google Patents

Counter for roll film camera

Info

Publication number: FR890312A
Authority: FR; France
Prior art keywords: counter; roll film; film camera; camera; roll
Prior art date: 1940-04-02
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

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Voigtlander AG

Original Assignee

Voigtlander AG

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.)

1940-04-02

Filing date

1943-01-22

Publication date

1944-02-04

1943-01-22 Application filed by Voigtlander AG filed Critical Voigtlander AG

1944-02-04 Application granted granted Critical

1944-02-04 Publication of FR890312A publication Critical patent/FR890312A/en

Status Expired legal-status Critical Current

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)

FR890312D 1940-04-02 1943-01-22 Counter for roll film camera Expired FR890312A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE890312X		1940-04-02

Publications (1)

Publication Number	Publication Date
FR890312A true FR890312A (en)	1944-02-04

Family

ID=6837082

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR890312D Expired FR890312A (en)	1940-04-02	1943-01-22	Counter for roll film camera

Country Status (1)

Country	Link
FR (1)	FR890312A (en)

1943
- 1943-01-22 FR FR890312D patent/FR890312A/en not_active Expired

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