DE809599C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
High efficiency sound-absorbing arrangement
Assignee: Individual
•
Filing: 1938-07-10
•
Granted: 1951-08-23
•
Expires: 1958-07-10
Abstract
No abstract record available.
Inventors
- 👤 Gerhard Buchmann
- 👤 Erwin Dr Meyer
- 👤 Arnold Dr Schoch
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-27 13:35
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/82; E04B1/84; G; G10; G10K; G10K11/00; G10K11/16; E04B2001/8414; E04B2001/8419
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1738654A
Cited
GB460404A
Cited
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