CA339883A - Sound pickup device - Google Patents

Sound pickup device

Info

Publication number
CA339883A
CA339883A CA339883A CA339883DA CA339883A CA 339883 A CA339883 A CA 339883A CA 339883 A CA339883 A CA 339883A CA 339883D A CA339883D A CA 339883DA CA 339883 A CA339883 A CA 339883A
Authority
CA
Canada
Prior art keywords
pickup device
sound pickup
sound
pickup
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
CA339883A
Other languages
French (fr)
Inventor
F. Olson Harry
Weinberger Julius
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 CA339883A publication Critical patent/CA339883A/en
Expired legal-status Critical Current

Links

CA339883A Sound pickup device Expired CA339883A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA339883T

Publications (1)

Publication Number Publication Date
CA339883A true CA339883A (en) 1934-03-06

Family

ID=35303025

Family Applications (1)

Application Number Title Priority Date Filing Date
CA339883A Expired CA339883A (en) Sound pickup device

Country Status (1)

Country Link
CA (1) CA339883A (en)

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