CA458914A - Exposure meter - Google Patents

Exposure meter

Info

Publication number
CA458914A
CA458914A CA458914A CA458914DA CA458914A CA 458914 A CA458914 A CA 458914A CA 458914 A CA458914 A CA 458914A CA 458914D A CA458914D A CA 458914DA CA 458914 A CA458914 A CA 458914A
Authority
CA
Canada
Prior art keywords
exposure meter
meter
exposure
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
CA458914A
Other languages
French (fr)
Inventor
W. Norwood Donald
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 CA458914A publication Critical patent/CA458914A/en
Expired legal-status Critical Current

Links

CA458914A Exposure meter Expired CA458914A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA458914T

Publications (1)

Publication Number Publication Date
CA458914A true CA458914A (en) 1949-08-16

Family

ID=35577523

Family Applications (1)

Application Number Title Priority Date Filing Date
CA458914A Expired CA458914A (en) Exposure meter

Country Status (1)

Country Link
CA (1) CA458914A (en)

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