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AT156982B
Expired / Lapsed
AT
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Aids for ball games, in particular for pre-training in tennis.
Assignee: Karl Kovar
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Filing: 1938-01-12
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Granted: 1939-09-11
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Expires: 1958-01-12
Abstract
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Inventors
- 👤 Karl Kovar
Bibliographic Details
Application Number
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Jurisdiction
AT
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google_patents
Last Synchronized
2026-10-29 08:14
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