CA220439A - Instrument enregisteur des sons - Google Patents

Instrument enregisteur des sons

Info

Publication number
CA220439A
CA220439A CA220439A CA220439DA CA220439A CA 220439 A CA220439 A CA 220439A CA 220439 A CA220439 A CA 220439A CA 220439D A CA220439D A CA 220439DA CA 220439 A CA220439 A CA 220439A
Authority
CA
Canada
Prior art keywords
sound recording
recording instrument
instrument
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
CA220439A
Other languages
English (en)
Inventor
Ernest Clifton William
Sturton Ewart John
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.)
CLIFTOPHONE
Original Assignee
CLIFTOPHONE
Publication date
Application granted granted Critical
Publication of CA220439A publication Critical patent/CA220439A/fr
Expired legal-status Critical Current

Links

CA220439A Instrument enregisteur des sons Expired CA220439A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA220439T

Publications (1)

Publication Number Publication Date
CA220439A true CA220439A (fr) 1922-07-04

Family

ID=35114883

Family Applications (1)

Application Number Title Priority Date Filing Date
CA220439A Expired CA220439A (fr) Instrument enregisteur des sons

Country Status (1)

Country Link
CA (1) CA220439A (fr)

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