Patent DE569103C successfully refreshed from Google Patents.
DE569103C
Expired / Lapsed
DE
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Sound film
Assignee: Tobis Tonbild Syndikat GmbH
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Filing: —
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Granted: 1933-01-28
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Expires: 1950-01-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-26 16:30
CPC Classifications
G; G03; G03B; G03B31/00; G03B31/06; H; H04; H04N; H04N3/00; H04N3/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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