FR1171398A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Turbine for soil drilling
Assignee: Wladimir Tiraspolsky
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Filing: 1957-01-14
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Granted: 1959-01-26
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Expires: 1977-01-14
Abstract
No abstract record available.
Inventors
- 👤 Wladimir Tiraspolsky
- 👤 Roger-Francois Rouviere
- 👤 Jean Chare
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-06 04:47
CPC Classifications
E; E21; E21B; E21B4/00; E21B4/02; F; F03; F03B; F03B13/00; F03B13/02
Claims Analysis
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References Cited (Backward Citations)
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