CA477631A - Photographic films - Google Patents

Photographic films

Info

Publication number
CA477631A
CA477631A CA477631A CA477631DA CA477631A CA 477631 A CA477631 A CA 477631A CA 477631 A CA477631 A CA 477631A CA 477631D A CA477631D A CA 477631DA CA 477631 A CA477631 A CA 477631A
Authority
CA
Canada
Prior art keywords
photographic films
photographic
films
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
CA477631A
Other languages
French (fr)
Inventor
Arthur Ball Joseph
Bradshaw Jennings Andrew
Willard Murray Otis
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
Publication date
Application granted granted Critical
Publication of CA477631A publication Critical patent/CA477631A/en
Expired legal-status Critical Current

Links

CA477631A Photographic films Expired CA477631A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA477631T

Publications (1)

Publication Number Publication Date
CA477631A true CA477631A (en) 1951-10-09

Family

ID=35617277

Family Applications (1)

Application Number Title Priority Date Filing Date
CA477631A Expired CA477631A (en) Photographic films

Country Status (1)

Country Link
CA (1) CA477631A (en)

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