FR490153A
Expired / Lapsed
FR
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Piles for foundations by air compression and cement injection
Assignee: HENRI DEVAUX
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Filing: 1917-07-31
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Granted: 1919-04-05
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Expires: 1937-07-31
Abstract
No abstract record available.
Inventors
- 👤 Henri Devaux
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 23:22
CPC Classifications
E; E02; E02D; E02D5/00; E02D5/22; E02D5/34; E02D5/38; E02D5/42; E02D5/46
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