CA472477A - Fabrication de disques de phonographe - Google Patents

Fabrication de disques de phonographe

Info

Publication number: CA472477A
Authority: CA; Canada
Prior art keywords: manufacture; phonograph; discs; phonograph discs
Prior art date: 1951-03-27
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

CA472477A

Other languages

English (en)

Inventor

B. St. Hilaire Albert

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.)

LA "PYRAL" Sarl Ste

Original Assignee

LA "PYRAL" Sarl Ste

Publication date

1951-03-27

1951-03-27 Application granted granted Critical

1951-03-27 Publication of CA472477A publication Critical patent/CA472477A/fr

Status Expired legal-status Critical Current

Links

238000004519 manufacturing process Methods 0.000 title 1

CA472477A Fabrication de disques de phonographe Expired CA472477A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA472477T

Publications (1)

Publication Number	Publication Date
CA472477A true CA472477A (fr)	1951-03-27

Family

ID=35606436

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA472477A Expired CA472477A (fr)			Fabrication de disques de phonographe

Country Status (1)

Country	Link
CA (1)	CA472477A (fr)

0
- CA CA472477A patent/CA472477A/fr not_active Expired

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