CA727290A - Photographic speed measuring apparatus - Google Patents

Photographic speed measuring apparatus

Info

Publication number
CA727290A
CA727290A CA727290A CA727290DA CA727290A CA 727290 A CA727290 A CA 727290A CA 727290 A CA727290 A CA 727290A CA 727290D A CA727290D A CA 727290DA CA 727290 A CA727290 A CA 727290A
Authority
CA
Canada
Prior art keywords
measuring apparatus
speed measuring
photographic speed
photographic
speed
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
CA727290A
Inventor
D. Brown Barry
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA727290A publication Critical patent/CA727290A/en
Expired legal-status Critical Current

Links

CA727290A Photographic speed measuring apparatus Expired CA727290A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA727290T

Publications (1)

Publication Number Publication Date
CA727290A true CA727290A (en) 1966-02-01

Family

ID=36066202

Family Applications (1)

Application Number Title Priority Date Filing Date
CA727290A Expired CA727290A (en) Photographic speed measuring apparatus

Country Status (1)

Country Link
CA (1) CA727290A (en)

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