CA239808A - Protection de films - Google Patents

Protection de films

Info

Publication number
CA239808A
CA239808A CA239808A CA239808DA CA239808A CA 239808 A CA239808 A CA 239808A CA 239808 A CA239808 A CA 239808A CA 239808D A CA239808D A CA 239808DA CA 239808 A CA239808 A CA 239808A
Authority
CA
Canada
Prior art keywords
film protecting
protecting arrangement
arrangement
film
protecting
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
CA239808A
Other languages
English (en)
Inventor
De Forest Lee
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 CA239808A publication Critical patent/CA239808A/fr
Expired legal-status Critical Current

Links

CA239808A Protection de films Expired CA239808A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA239808T

Publications (1)

Publication Number Publication Date
CA239808A true CA239808A (fr) 1924-05-06

Family

ID=35143839

Family Applications (1)

Application Number Title Priority Date Filing Date
CA239808A Expired CA239808A (fr) Protection de films

Country Status (1)

Country Link
CA (1) CA239808A (fr)

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