FR80883E
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Anchor rods with extendable heads for mines, quarries, or other jobs
Assignee: Emile Heirend
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Filing: 1961-12-20
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Granted: 1963-06-28
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Expires: 1981-12-20
Abstract
No abstract record available.
Inventors
- 👤 Emile Heirend
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 14:35
CPC Classifications
E; E21; E21D; E21D21/00; E21D21/008
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