FR1250852A
Expired / Lapsed
FR
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Anchoring device for the support of underground excavations
Assignee: Karl Theodor Jasper
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Filing: 1960-02-22
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Granted: 1961-01-13
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Expires: 1980-02-22
Abstract
No abstract record available.
Inventors
- 👤 Karl Theodor Jasper
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 03:00
CPC Classifications
E; E21; E21D; E21D21/00; E21D21/008
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References Cited (Backward Citations)
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