CA493332A - Machine a graver les disques de phonographe - Google Patents

Machine a graver les disques de phonographe

Info

Publication number
CA493332A
CA493332A CA493332A CA493332DA CA493332A CA 493332 A CA493332 A CA 493332A CA 493332 A CA493332 A CA 493332A CA 493332D A CA493332D A CA 493332DA CA 493332 A CA493332 A CA 493332A
Authority
CA
Canada
Prior art keywords
cutting machine
phonograph record
record cutting
phonograph
machine
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
CA493332A
Other languages
English (en)
Inventor
R. Macdonald James
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.)
Columbia Records Inc
Original Assignee
Columbia Records Inc
Publication date
Application granted granted Critical
Publication of CA493332A publication Critical patent/CA493332A/fr
Expired legal-status Critical Current

Links

CA493332A Machine a graver les disques de phonographe Expired CA493332A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA493332T

Publications (1)

Publication Number Publication Date
CA493332A true CA493332A (fr) 1953-06-02

Family

ID=35638719

Family Applications (1)

Application Number Title Priority Date Filing Date
CA493332A Expired CA493332A (fr) Machine a graver les disques de phonographe

Country Status (1)

Country Link
CA (1) CA493332A (fr)

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