CH128663A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Flap weir to keep an upstream water level constant.
Assignee: Armand Lehinant
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Filing: 1927-09-30
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Granted: —
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Expires: 1947-09-30
Abstract
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Inventors
- 👤 Armand Lehinant
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-05 10:49
CPC Classifications
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