CA412800A - Sound film recording or reproducing device - Google Patents

Sound film recording or reproducing device

Info

Publication number
CA412800A
CA412800A CA412800A CA412800DA CA412800A CA 412800 A CA412800 A CA 412800A CA 412800 A CA412800 A CA 412800A CA 412800D A CA412800D A CA 412800DA CA 412800 A CA412800 A CA 412800A
Authority
CA
Canada
Prior art keywords
reproducing device
sound film
film recording
recording
sound
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
CA412800A
Other languages
French (fr)
Inventor
Christopher Wente Edward
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Bell Telephone Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA412800A publication Critical patent/CA412800A/en
Expired legal-status Critical Current

Links

CA412800A Sound film recording or reproducing device Expired CA412800A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA412800T

Publications (1)

Publication Number Publication Date
CA412800A true CA412800A (en) 1943-05-25

Family

ID=35521967

Family Applications (1)

Application Number Title Priority Date Filing Date
CA412800A Expired CA412800A (en) Sound film recording or reproducing device

Country Status (1)

Country Link
CA (1) CA412800A (en)

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