FR1009955A
Expired / Lapsed
FR
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Mine gallery support
Assignee: Heinz Molwitz
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Filing: 1948-07-15
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Granted: 1952-06-05
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Expires: 1968-07-15
Abstract
No abstract record available.
Inventors
- 👤 Heinz Molwitz
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 22:02
CPC Classifications
E; E21; E21D; E21D17/00; E21D17/02; E21D17/08; E21D17/082; E21D15/00; E21D15/50; E21D15/54
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References Cited (Backward Citations)
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