CA479287A - Camera focussing devices - Google Patents

Camera focussing devices

Info

Publication number
CA479287A
CA479287A CA479287A CA479287DA CA479287A CA 479287 A CA479287 A CA 479287A CA 479287 A CA479287 A CA 479287A CA 479287D A CA479287D A CA 479287DA CA 479287 A CA479287 A CA 479287A
Authority
CA
Canada
Prior art keywords
focussing devices
camera focussing
camera
devices
focussing
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
CA479287A
Other languages
French (fr)
Inventor
Takats Zoltan
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.)
GAF Chemicals Corp
Original Assignee
General Aniline and Film Corp
Publication date
Application granted granted Critical
Publication of CA479287A publication Critical patent/CA479287A/en
Expired legal-status Critical Current

Links

CA479287A Camera focussing devices Expired CA479287A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA479287T

Publications (1)

Publication Number Publication Date
CA479287A true CA479287A (en) 1951-12-11

Family

ID=35618954

Family Applications (1)

Application Number Title Priority Date Filing Date
CA479287A Expired CA479287A (en) Camera focussing devices

Country Status (1)

Country Link
CA (1) CA479287A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2940371A (en) * 1957-04-19 1960-06-14 Raymond C Thurow Focusing apparatus for camera
US4801963A (en) * 1985-12-18 1989-01-31 Canon Kabushiki Kaisha Focus detecting system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2940371A (en) * 1957-04-19 1960-06-14 Raymond C Thurow Focusing apparatus for camera
US4801963A (en) * 1985-12-18 1989-01-31 Canon Kabushiki Kaisha Focus detecting system

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