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AT129022B
Expired / Lapsed
AT
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Coupling transformer for radios and wave meters.
Assignee: Friedrich Ing Kobsa
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Filing: 1929-11-22
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Granted: 1932-07-11
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Expires: 1949-11-22
Abstract
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Inventors
- 👤 Friedrich Ing Kobsa
Bibliographic Details
Application Number
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Jurisdiction
AT
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google_patents
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2026-10-28 12:37
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