CA422220A - Photographic focal plane shutter - Google Patents

Photographic focal plane shutter

Info

Publication number
CA422220A
CA422220A CA422220A CA422220DA CA422220A CA 422220 A CA422220 A CA 422220A CA 422220 A CA422220 A CA 422220A CA 422220D A CA422220D A CA 422220DA CA 422220 A CA422220 A CA 422220A
Authority
CA
Canada
Prior art keywords
focal plane
plane shutter
photographic focal
photographic
shutter
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
CA422220A
Other languages
French (fr)
Inventor
Gordon Hunter Douglas
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.)
HOUGHTON-BUTHER MANUFACTURING Co Ltd
Original Assignee
HOUGHTON-BUTHER MANUFACTURING Co Ltd
Publication date
Application granted granted Critical
Publication of CA422220A publication Critical patent/CA422220A/en
Expired legal-status Critical Current

Links

CA422220A Photographic focal plane shutter Expired CA422220A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA422220T

Publications (1)

Publication Number Publication Date
CA422220A true CA422220A (en) 1944-08-22

Family

ID=35533209

Family Applications (1)

Application Number Title Priority Date Filing Date
CA422220A Expired CA422220A (en) Photographic focal plane shutter

Country Status (1)

Country Link
CA (1) CA422220A (en)

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