CA323247A - Sound film apparatus - Google Patents

Sound film apparatus

Info

Publication number
CA323247A
CA323247A CA323247A CA323247DA CA323247A CA 323247 A CA323247 A CA 323247A CA 323247 A CA323247 A CA 323247A CA 323247D A CA323247D A CA 323247DA CA 323247 A CA323247 A CA 323247A
Authority
CA
Canada
Prior art keywords
sound film
film apparatus
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
CA323247A
Other languages
French (fr)
Inventor
R. Barfield Andrew
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.)
General Electric Canada Co
Original Assignee
Canadian General Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA323247A publication Critical patent/CA323247A/en
Expired legal-status Critical Current

Links

CA323247A Sound film apparatus Expired CA323247A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA323247T

Publications (1)

Publication Number Publication Date
CA323247A true CA323247A (en) 1932-06-14

Family

ID=35283800

Family Applications (1)

Application Number Title Priority Date Filing Date
CA323247A Expired CA323247A (en) Sound film apparatus

Country Status (1)

Country Link
CA (1) CA323247A (en)

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