CA244792A - Fabrication de disques a empreintes phonographiques - Google Patents

Fabrication de disques a empreintes phonographiques

Info

Publication number
CA244792A
CA244792A CA244792A CA244792DA CA244792A CA 244792 A CA244792 A CA 244792A CA 244792 A CA244792 A CA 244792A CA 244792D A CA244792D A CA 244792DA CA 244792 A CA244792 A CA 244792A
Authority
CA
Canada
Prior art keywords
manufacture
disc records
gramophone disc
gramophone
records
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
CA244792A
Other languages
English (en)
Inventor
William Jones Frederick
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 GRAPHOPHONE Co
Original Assignee
COLUMBIA GRAPHOPHONE Co
Publication date
Application granted granted Critical
Publication of CA244792A publication Critical patent/CA244792A/fr
Expired legal-status Critical Current

Links

CA244792A Fabrication de disques a empreintes phonographiques Expired CA244792A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA244792T

Publications (1)

Publication Number Publication Date
CA244792A true CA244792A (fr) 1924-11-25

Family

ID=35151767

Family Applications (1)

Application Number Title Priority Date Filing Date
CA244792A Expired CA244792A (fr) Fabrication de disques a empreintes phonographiques

Country Status (1)

Country Link
CA (1) CA244792A (fr)

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