CA307981A - Sound recording system - Google Patents

Sound recording system

Info

Publication number
CA307981A
CA307981A CA307981A CA307981DA CA307981A CA 307981 A CA307981 A CA 307981A CA 307981 A CA307981 A CA 307981A CA 307981D A CA307981D A CA 307981DA CA 307981 A CA307981 A CA 307981A
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
CA307981A
Other languages
French (fr)
Inventor
S. A. Watkins Stanley
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
Publication date
Application granted granted Critical
Publication of CA307981A publication Critical patent/CA307981A/en
Expired legal-status Critical Current

Links

CA307981A Sound recording system Expired CA307981A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA307981T

Publications (1)

Publication Number Publication Date
CA307981A true CA307981A (en) 1931-01-20

Family

ID=35261133

Family Applications (1)

Application Number Title Priority Date Filing Date
CA307981A Expired CA307981A (en) Sound recording system

Country Status (1)

Country Link
CA (1) CA307981A (en)

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