CA428710A - Sound recording apparatus - Google Patents

Sound recording apparatus

Info

Publication number
CA428710A
CA428710A CA428710A CA428710DA CA428710A CA 428710 A CA428710 A CA 428710A CA 428710 A CA428710 A CA 428710A CA 428710D A CA428710D A CA 428710DA CA 428710 A CA428710 A CA 428710A
Authority
CA
Canada
Prior art keywords
recording apparatus
sound recording
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
CA428710A
Other languages
French (fr)
Inventor
J. Green 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.)
Philco Radio and Television Corp
Original Assignee
Philco Radio and Television Corp
Publication date
Application granted granted Critical
Publication of CA428710A publication Critical patent/CA428710A/en
Expired legal-status Critical Current

Links

CA428710A Sound recording apparatus Expired CA428710A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA428710T

Publications (1)

Publication Number Publication Date
CA428710A true CA428710A (en) 1945-07-10

Family

ID=35543694

Family Applications (1)

Application Number Title Priority Date Filing Date
CA428710A Expired CA428710A (en) Sound recording apparatus

Country Status (1)

Country Link
CA (1) CA428710A (en)

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