Patent DE701304C successfully refreshed from Google Patents.
DE701304C
Expired / Lapsed
DE
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Device for sound reproduction in cinema, theater u. like. imagination spaces
Assignee: Heinrich Kamphoener
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Filing: 1939-05-25
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Granted: 1941-01-13
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Expires: 1959-05-25
Abstract
No abstract record available.
Inventors
- 👤 Heinrich Kamphoener
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-28 11:48
CPC Classifications
G; G10; G10K; G10K11/00; G10K11/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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