CA471544A - Dispositifs de marquage de films - Google Patents

Dispositifs de marquage de films

Info

Publication number
CA471544A
CA471544A CA471544A CA471544DA CA471544A CA 471544 A CA471544 A CA 471544A CA 471544 A CA471544 A CA 471544A CA 471544D A CA471544D A CA 471544DA CA 471544 A CA471544 A CA 471544A
Authority
CA
Canada
Prior art keywords
film markers
markers
film
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
CA471544A
Other languages
English (en)
Inventor
Howard Turner Willard
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.)
RCA Corp
Original Assignee
Radio Corporation of America
Publication date
Application granted granted Critical
Publication of CA471544A publication Critical patent/CA471544A/fr
Expired legal-status Critical Current

Links

CA471544A Dispositifs de marquage de films Expired CA471544A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA471544T

Publications (1)

Publication Number Publication Date
CA471544A true CA471544A (fr) 1951-02-13

Family

ID=35605491

Family Applications (1)

Application Number Title Priority Date Filing Date
CA471544A Expired CA471544A (fr) Dispositifs de marquage de films

Country Status (1)

Country Link
CA (1) CA471544A (fr)

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