DE544791C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Underwater sound transmitter system
Assignee: Siemens and Halske AG
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Filing: 1927-05-21
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Granted: 1932-02-22
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Expires: 1947-05-21
Abstract
No abstract record available.
Inventors
- 👤 Dr Ernst Luebcke
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-25 17:09
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/72
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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