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AT43122B
Expired / Lapsed
AT
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Flap weir to protect against flood damage and to utilize the fertilizing effect of floods.
Assignee: Josef Kral
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Filing: 1909-06-18
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Granted: 1910-07-25
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Expires: 1929-06-18
Abstract
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Inventors
- 👤 Josef Kral
Bibliographic Details
Application Number
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Jurisdiction
AT
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google_patents
Last Synchronized
2026-11-03 19:33
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