FR897567A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Closing device, especially for small flexible ducts
Assignee: Wolfgang Enk
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Filing: 1943-08-27
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Granted: 1945-03-26
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Expires: 1963-08-27
Abstract
No abstract record available.
Inventors
- 👤 Wolfgang Enk
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 19:41
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/10
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