DE2931604C2
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Noise-compensated microphone circuit
Assignee: Siemens AG
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Filing: 1979-08-03
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Granted: 1982-04-29
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Expires: 1999-08-03
Abstract
No abstract record available.
Inventors
- 👤 Manfred Ing.(Grad.) 8031 Puchheim Hanni
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-29 11:19
CPC Classifications
H; H04; H04R; H04R3/00; H04R3/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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