CA400744A - Sound recording device - Google Patents

Sound recording device

Info

Publication number
CA400744A
CA400744A CA400744A CA400744DA CA400744A CA 400744 A CA400744 A CA 400744A CA 400744 A CA400744 A CA 400744A CA 400744D A CA400744D A CA 400744DA CA 400744 A CA400744 A CA 400744A
Authority
CA
Canada
Prior art keywords
recording device
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
CA400744A
Other languages
French (fr)
Inventor
W. Kellogg Edward
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.)
RCA Corp
Original Assignee
Radio Corporation of America
Publication date
Application granted granted Critical
Publication of CA400744A publication Critical patent/CA400744A/en
Expired legal-status Critical Current

Links

CA400744A Sound recording device Expired CA400744A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA400744T

Publications (1)

Publication Number Publication Date
CA400744A true CA400744A (en) 1941-11-11

Family

ID=35411190

Family Applications (1)

Application Number Title Priority Date Filing Date
CA400744A Expired CA400744A (en) Sound recording device

Country Status (1)

Country Link
CA (1) CA400744A (en)

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