CA515347A - Testing device for film - Google Patents

Testing device for film

Info

Publication number
CA515347A
CA515347A CA515347A CA515347DA CA515347A CA 515347 A CA515347 A CA 515347A CA 515347 A CA515347 A CA 515347A CA 515347D A CA515347D A CA 515347DA CA 515347 A CA515347 A CA 515347A
Authority
CA
Canada
Prior art keywords
film
testing device
testing
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
CA515347A
Other languages
French (fr)
Inventor
Grunwald Robert
K. White 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 CA515347A publication Critical patent/CA515347A/en
Expired legal-status Critical Current

Links

CA515347A Testing device for film Expired CA515347A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA515347T

Publications (1)

Publication Number Publication Date
CA515347A true CA515347A (en) 1955-08-09

Family

ID=35666438

Family Applications (1)

Application Number Title Priority Date Filing Date
CA515347A Expired CA515347A (en) Testing device for film

Country Status (1)

Country Link
CA (1) CA515347A (en)

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