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Patent FR729313A successfully refreshed from Google Patents.
FR729313A
Expired / Lapsed
FR
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Improvements to mechanisms for drilling tanks containing compressed gases under high pressure
Assignee: Pyrene Co Ltd
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Filing: 1932-01-06
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Granted: 1932-07-21
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Expires: 1952-01-06
Abstract
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Inventors
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Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-07 23:21
CPC Classifications
A; A62; A62C; A62C99/00; A62C99/0009; A62C99/0018; A62C99/0027
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