CA452284A - Exposure meter - Google Patents

Exposure meter

Info

Publication number
CA452284A
CA452284A CA452284A CA452284DA CA452284A CA 452284 A CA452284 A CA 452284A CA 452284 A CA452284 A CA 452284A CA 452284D A CA452284D A CA 452284DA CA 452284 A CA452284 A CA 452284A
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
CA452284A
Other languages
French (fr)
Inventor
W. Clark Earl
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.)
General Electric Canada Co
Original Assignee
Canadian General Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA452284A publication Critical patent/CA452284A/en
Expired legal-status Critical Current

Links

CA452284A Exposure meter Expired CA452284A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA452284T

Publications (1)

Publication Number Publication Date
CA452284A true CA452284A (en) 1948-11-02

Family

ID=35570015

Family Applications (1)

Application Number Title Priority Date Filing Date
CA452284A Expired CA452284A (en) Exposure meter

Country Status (1)

Country Link
CA (1) CA452284A (en)

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