FR1022796A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improved method and device for operating hatch covers on ships
Assignee: Henri Kummerman
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Filing: 1950-08-03
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Granted: 1953-03-10
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Expires: 1970-08-03
Abstract
No abstract record available.
Inventors
- 👤 Henri Kummerman
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 18:20
CPC Classifications
B; B63; B63B; B63B19/00; B63B19/12; B63B19/24
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References Cited (Backward Citations)
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