FR678215A - Film sonore - Google Patents

Film sonore

Info

Publication number: FR678215A
Authority: FR; France
Prior art keywords: sound film; sound; film
Prior art date: 1928-07-09
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

Other languages

Inventor

Karl Schinzel

Priority date (The priority date 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 date listed.)

1928-07-09

Filing date

1929-07-09

Publication date

1930-03-20

1929-07-09 Application filed filed Critical

1930-03-20 Application granted granted Critical

1930-03-20 Publication of FR678215A publication Critical patent/FR678215A/fr

Status Expired legal-status Critical Current

Links

FR678215D 1928-07-09 1929-07-09 Film sonore Expired FR678215A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
AT678215X		1928-07-09

Publications (1)

Publication Number	Publication Date
FR678215A true FR678215A (fr)	1930-03-20

Family

ID=3678833

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR678215D Expired FR678215A (fr)	1928-07-09	1929-07-09	Film sonore

Country Status (1)

Country	Link
FR (1)	FR678215A (fr)

1929
- 1929-07-09 FR FR678215D patent/FR678215A/fr not_active Expired

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