FR322858A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for the construction of underground galleries in cracked and permeable soils
Assignee: BERLIER JEAN BAPTISTE
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Filing: 1902-07-07
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Granted: 1903-02-17
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Expires: 1922-07-07
Abstract
No abstract record available.
Inventors
- 👤 Berlier Jean-Baptiste
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-07 18:09
CPC Classifications
E; E21; E21D; E21D9/00; E21D9/001; E02; E02D; E02D3/00; E02D3/12
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