CA393113A - Sound recording and reproducing mechanism - Google Patents

Sound recording and reproducing mechanism

Info

Publication number
CA393113A
CA393113A CA393113A CA393113DA CA393113A CA 393113 A CA393113 A CA 393113A CA 393113 A CA393113 A CA 393113A CA 393113D A CA393113D A CA 393113DA CA 393113 A CA393113 A CA 393113A
Authority
CA
Canada
Prior art keywords
sound recording
reproducing mechanism
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
CA393113A
Other languages
French (fr)
Inventor
A. Proctor Barton
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.)
B A PROCTOR Co
Original Assignee
B A PROCTOR Co
Publication date
Application granted granted Critical
Publication of CA393113A publication Critical patent/CA393113A/en
Expired legal-status Critical Current

Links

CA393113A Sound recording and reproducing mechanism Expired CA393113A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA393113T

Publications (1)

Publication Number Publication Date
CA393113A true CA393113A (en) 1940-12-10

Family

ID=35400622

Family Applications (1)

Application Number Title Priority Date Filing Date
CA393113A Expired CA393113A (en) Sound recording and reproducing mechanism

Country Status (1)

Country Link
CA (1) CA393113A (en)

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