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CA371856A - Sound recording apparatus - Google Patents

Sound recording apparatus

Info

Publication number
CA371856A
CA371856A CA371856A CA371856DA CA371856A CA 371856 A CA371856 A CA 371856A CA 371856 A CA371856 A CA 371856A CA 371856D A CA371856D A CA 371856DA CA 371856 A CA371856 A CA 371856A
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
CA371856A
Other languages
French (fr)
Inventor
Zecha Otto
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.)
ERNST BUNZL
Original Assignee
ERNST BUNZL
Publication date
Application granted granted Critical
Publication of CA371856A publication Critical patent/CA371856A/en
Expired legal-status Critical Current

Links

CA371856A Sound recording apparatus Expired CA371856A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA371856T

Publications (1)

Publication Number Publication Date
CA371856A true CA371856A (en) 1938-02-08

Family

ID=35372921

Family Applications (1)

Application Number Title Priority Date Filing Date
CA371856A Expired CA371856A (en) Sound recording apparatus

Country Status (1)

Country Link
CA (1) CA371856A (en)

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