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Patent FR1008534A successfully refreshed from Google Patents.
FR1008534A
Expired / Lapsed
FR
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Safety piece for iron mine props
Assignee: Arnold Haarmann
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Filing: 1948-04-23
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Granted: 1952-05-19
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Expires: 1968-04-23
Abstract
No abstract record available.
Inventors
- 👤 Arnold Haarmann
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-06 11:23
CPC Classifications
E; E21; E21D; E21D15/00; E21D15/50; E21D15/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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