AT190988B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Moving coil microphone
Assignee: Henry Radio Heinrich & Co
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Filing: 1956-02-09
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Granted: 1957-07-25
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Expires: 1976-02-09
Abstract
No abstract record available.
Inventors
- 👤 Friedrich Ing Andrusko
Bibliographic Details
Application Number
—
Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-10-28 08:53
CPC Classifications
—
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