FR750783A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Strainer for boreholes
Assignee: Pierre-Marie-Joseph Bachy
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Filing: 1933-02-14
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Granted: 1933-08-18
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Expires: 1953-02-14
Abstract
No abstract record available.
Inventors
- 👤 Pierre-Marie-Joseph Bachy
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 10:03
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/02; E21B43/08; E21B43/086
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