CA372529A - Systeme d'enregistrement des sons - Google Patents

Systeme d'enregistrement des sons

Info

Publication number
CA372529A
CA372529A CA372529A CA372529DA CA372529A CA 372529 A CA372529 A CA 372529A CA 372529 A CA372529 A CA 372529A CA 372529D A CA372529D A CA 372529DA CA 372529 A CA372529 A CA 372529A
Authority
CA
Canada
Prior art keywords
recording system
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
CA372529A
Other languages
English (en)
Inventor
Joseph Round Henry
Percival Swann Frank
Arthur Round Frank
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA372529A publication Critical patent/CA372529A/fr
Expired legal-status Critical Current

Links

CA372529A Systeme d'enregistrement des sons Expired CA372529A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA372529T

Publications (1)

Publication Number Publication Date
CA372529A true CA372529A (fr) 1938-03-15

Family

ID=35373594

Family Applications (1)

Application Number Title Priority Date Filing Date
CA372529A Expired CA372529A (fr) Systeme d'enregistrement des sons

Country Status (1)

Country Link
CA (1) CA372529A (fr)

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