CA314568A - Sound pick-up device - Google Patents

Sound pick-up device

Info

Publication number
CA314568A
CA314568A CA314568A CA314568DA CA314568A CA 314568 A CA314568 A CA 314568A CA 314568 A CA314568 A CA 314568A CA 314568D A CA314568D A CA 314568DA CA 314568 A CA314568 A CA 314568A
Authority
CA
Canada
Prior art keywords
sound pick
pick
sound
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
CA314568A
Other languages
French (fr)
Inventor
T. Robinson Lewis
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.)
General Electric Canada Co
Original Assignee
Canadian General Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA314568A publication Critical patent/CA314568A/en
Expired legal-status Critical Current

Links

CA314568A Sound pick-up device Expired CA314568A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA314568T

Publications (1)

Publication Number Publication Date
CA314568A true CA314568A (en) 1931-08-25

Family

ID=35273896

Family Applications (1)

Application Number Title Priority Date Filing Date
CA314568A Expired CA314568A (en) Sound pick-up device

Country Status (1)

Country Link
CA (1) CA314568A (en)

Similar Documents

Publication Publication Date Title
CA314568A (en) Sound pick-up device
CA311240A (en) Sound reproducing device
CA308585A (en) Sound recording device
CA308349A (en) Gramophone pick-up device
CA312920A (en) Device for recording sound
CA316785A (en) Acoustic device
CA309113A (en) Acoustic device
CA312222A (en) Acoustic device
CA314684A (en) Acoustic device
CA316174A (en) Acoustic device
CA309114A (en) Acoustic device
CA316786A (en) Acoustic device
CA317863A (en) Harvester-thresher pick-up
CA318137A (en) Pick-up amplifier
CA309115A (en) Sound reproducer
CA309116A (en) Sound reproducer
CA313124A (en) Sound reproducer
CA317959A (en) Sound record
CA318085A (en) Sound record
CA313221A (en) Recording device
CA333333A (en) Sound recording device
CA316583A (en) Record changing device
CA308326A (en) Sound producing device
CA310879A (en) Sound producing device
CA308190A (en) Sound amplifier