CA393965A - Production d'empreintes des sons - Google Patents

Production d'empreintes des sons

Info

Publication number
CA393965A
CA393965A CA393965A CA393965DA CA393965A CA 393965 A CA393965 A CA 393965A CA 393965 A CA393965 A CA 393965A CA 393965D A CA393965D A CA 393965DA CA 393965 A CA393965 A CA 393965A
Authority
CA
Canada
Prior art keywords
sound record
record production
production
sound
record
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
CA393965A
Other languages
English (en)
Inventor
Jesayas Hardenberg Jan
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.)
Philips Lamps Ltd
Original Assignee
Philips Lamps Ltd
Publication date
Application granted granted Critical
Publication of CA393965A publication Critical patent/CA393965A/fr
Expired legal-status Critical Current

Links

CA393965A Production d'empreintes des sons Expired CA393965A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA393965T

Publications (1)

Publication Number Publication Date
CA393965A true CA393965A (fr) 1941-01-14

Family

ID=35401460

Family Applications (1)

Application Number Title Priority Date Filing Date
CA393965A Expired CA393965A (fr) Production d'empreintes des sons

Country Status (1)

Country Link
CA (1) CA393965A (fr)

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