CA394129A - Systeme d'empreinte des sons - Google Patents

Systeme d'empreinte des sons

Info

Publication number
CA394129A
CA394129A CA394129A CA394129DA CA394129A CA 394129 A CA394129 A CA 394129A CA 394129 A CA394129 A CA 394129A CA 394129D A CA394129D A CA 394129DA CA 394129 A CA394129 A CA 394129A
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
CA394129A
Other languages
English (en)
Inventor
Hawley Cartwright 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.)
RCA Corp
Original Assignee
Radio Corporation of America
Publication date
Application granted granted Critical
Publication of CA394129A publication Critical patent/CA394129A/fr
Expired legal-status Critical Current

Links

CA394129A Systeme d'empreinte des sons Expired CA394129A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA394129T

Publications (1)

Publication Number Publication Date
CA394129A true CA394129A (fr) 1941-01-21

Family

ID=35401617

Family Applications (1)

Application Number Title Priority Date Filing Date
CA394129A Expired CA394129A (fr) Systeme d'empreinte des sons

Country Status (1)

Country Link
CA (1) CA394129A (fr)

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