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CA443273A - Systeme pour pellicule sonore - Google Patents

Systeme pour pellicule sonore

Info

Publication number
CA443273A
CA443273A CA443273A CA443273DA CA443273A CA 443273 A CA443273 A CA 443273A CA 443273 A CA443273 A CA 443273A CA 443273D A CA443273D A CA 443273DA CA 443273 A CA443273 A CA 443273A
Authority
CA
Canada
Prior art keywords
film system
sound film
sound
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
CA443273A
Other languages
English (en)
Inventor
N. Batsel Cecil
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 CA443273A publication Critical patent/CA443273A/fr
Expired legal-status Critical Current

Links

CA443273A Systeme pour pellicule sonore Expired CA443273A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA443273T

Publications (1)

Publication Number Publication Date
CA443273A true CA443273A (fr) 1947-07-29

Family

ID=35558500

Family Applications (1)

Application Number Title Priority Date Filing Date
CA443273A Expired CA443273A (fr) Systeme pour pellicule sonore

Country Status (1)

Country Link
CA (1) CA443273A (fr)

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