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FR1183307A Expired / Lapsed FR ⏱️ 0.0 years remaining

Advanced drilling rigs

Assignee: Hew Dalrymple Fanshawe
•
Filing: 1957-09-24
•
Granted: 1959-07-06
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Expires: 1977-09-24
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Abstract

No abstract record available.

Inventors

  • 👤 Hew Dalrymple Fanshawe

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-11-01 10:43
CPC Classifications
E; E21; E21B; E21B19/00; E21B19/20

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