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CA308520A - Sound reproducing and recording device - Google Patents

Sound reproducing and recording device

Info

Publication number
CA308520A
CA308520A CA308520A CA308520DA CA308520A CA 308520 A CA308520 A CA 308520A CA 308520 A CA308520 A CA 308520A CA 308520D A CA308520D A CA 308520DA CA 308520 A CA308520 A CA 308520A
Authority
CA
Canada
Prior art keywords
recording device
sound reproducing
reproducing
sound
recording
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
CA308520A
Other languages
French (fr)
Inventor
T. Serduke James
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 CA308520A publication Critical patent/CA308520A/en
Expired legal-status Critical Current

Links

CA308520A Sound reproducing and recording device Expired CA308520A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA308520T

Publications (1)

Publication Number Publication Date
CA308520A true CA308520A (en) 1931-02-10

Family

ID=35261673

Family Applications (1)

Application Number Title Priority Date Filing Date
CA308520A Expired CA308520A (en) Sound reproducing and recording device

Country Status (1)

Country Link
CA (1) CA308520A (en)

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