FR892856A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Threaded connection, especially for drilling and transmission pipes
Assignee: Vodafone GmbH
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Filing: 1943-03-25
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Granted: 1944-05-23
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Expires: 1963-03-25
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
2026-11-04 18:54
CPC Classifications
E; E21; E21B; E21B17/00; E21B17/02; E21B17/04; E21B17/042
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