CA474080A - Systemes enregisteur de films sonores - Google Patents

Systemes enregisteur de films sonores

Info

Publication number: CA474080A
Authority: CA; Canada
Prior art keywords: sound recording; recording systems; film sound; film; systems
Prior art date: 1951-05-29
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

CA474080A

Other languages

English (en)

Inventor

R. Crane George

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.)

AT&T Corp

Original Assignee

Western Electric Co Inc

Publication date

1951-05-29

1951-05-29 Application granted granted Critical

1951-05-29 Publication of CA474080A publication Critical patent/CA474080A/fr

Status Expired legal-status Critical Current

Links

CA474080A Systemes enregisteur de films sonores Expired CA474080A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA474080T

Publications (1)

Publication Number	Publication Date
CA474080A true CA474080A (fr)	1951-05-29

Family

ID=35608056

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA474080A Expired CA474080A (fr)			Systemes enregisteur de films sonores

Country Status (1)

Country	Link
CA (1)	CA474080A (fr)

0
- CA CA474080A patent/CA474080A/fr not_active Expired

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