Patent FR443139A successfully refreshed from Google Patents.
FR443139A
Expired / Lapsed
FR
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Further training in the use of thermal, combustion or explosive engines for propelling ships and operating auxiliary equipment
Assignee: Delaunay Belleville SA
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Filing: 1912-04-30
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Granted: 1912-09-17
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Expires: 1932-04-30
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 08:53
CPC Classifications
B; B63; B63J; B63J3/00; B63J3/02; B63H; B63H23/00; B63H23/22; B63H23/26
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