CA301430A - Sound recording system - Google Patents

Sound recording system

Info

Publication number
CA301430A
CA301430A CA301430A CA301430DA CA301430A CA 301430 A CA301430 A CA 301430A CA 301430 A CA301430 A CA 301430A CA 301430D A CA301430D A CA 301430DA CA 301430 A CA301430 A CA 301430A
Authority
CA
Canada
Prior art keywords
recording system
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
CA301430A
Other languages
French (fr)
Inventor
Gallahan Walter
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.)
Westinghouse Canada Inc
Original Assignee
Canadian Westinghouse Co Ltd
Publication date
Application granted granted Critical
Publication of CA301430A publication Critical patent/CA301430A/en
Expired legal-status Critical Current

Links

CA301430A Sound recording system Expired CA301430A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA301430T

Publications (1)

Publication Number Publication Date
CA301430A true CA301430A (en) 1930-06-24

Family

ID=35254576

Family Applications (1)

Application Number Title Priority Date Filing Date
CA301430A Expired CA301430A (en) Sound recording system

Country Status (1)

Country Link
CA (1) CA301430A (en)

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