CA309689A - Sound recording apparatus - Google Patents

Sound recording apparatus

Info

Publication number
CA309689A
CA309689A CA309689A CA309689DA CA309689A CA 309689 A CA309689 A CA 309689A CA 309689 A CA309689 A CA 309689A CA 309689D A CA309689D A CA 309689DA CA 309689 A CA309689 A CA 309689A
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
CA309689A
Other languages
French (fr)
Inventor
A. Hoxie Charles
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 CA309689A publication Critical patent/CA309689A/en
Expired legal-status Critical Current

Links

CA309689A Sound recording apparatus Expired CA309689A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA309689T

Publications (1)

Publication Number Publication Date
CA309689A true CA309689A (en) 1931-03-24

Family

ID=35269012

Family Applications (1)

Application Number Title Priority Date Filing Date
CA309689A Expired CA309689A (en) Sound recording apparatus

Country Status (1)

Country Link
CA (1) CA309689A (en)

Similar Documents

Publication Publication Date Title
CA309689A (en) Sound recording apparatus
CA307694A (en) Sound reproducing apparatus
CA315114A (en) Apparatus for reproducing sound
CA308585A (en) Sound recording device
CA312920A (en) Device for recording sound
CA315648A (en) Photographic sound recording apparatus
CA313769A (en) Apparatus for sound reproduction
CA311240A (en) Sound reproducing device
CA317959A (en) Sound record
CA318085A (en) Sound record
CA301305A (en) Sound recording apparatus
CA319976A (en) Sound recording apparatus
CA323577A (en) Sound recording apparatus
CA324102A (en) Sound recording apparatus
CA324104A (en) Sound recording apparatus
CA324105A (en) Sound recording apparatus
CA307981A (en) Sound recording system
CA310315A (en) Sound reproducing set
CA300561A (en) Sound reproducing apparatus
CA301303A (en) Sound reproducing apparatus
AU293231A (en) Improvements insound reproducing apparatus
CA309115A (en) Sound reproducer
CA309116A (en) Sound reproducer
CA313124A (en) Sound reproducer
CA314156A (en) Acoustic apparatus