DE714122C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for reproducing optical sound recordings that are recorded in several tracks close together
Assignee: Klangfilm GmbH
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Filing: 1934-09-27
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Granted: 1941-11-24
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Expires: 1954-09-27
Abstract
No abstract record available.
Inventors
- 👤 Dipl-Ing Karl Schwarz
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 20:57
CPC Classifications
G; G11; G11B; G11B7/00
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