Patent FR1060123A successfully refreshed from Google Patents.
DE848787C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Coal extraction and loading machine with mechanically advancing longwall construction
Assignee: Individual
•
Filing: 1950-04-26
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Granted: 1952-09-08
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Expires: 1970-04-26
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm Leclaire Jun
- 👤 Wilhelm Leclaire Sen
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-04 11:04
CPC Classifications
E; E21; E21D; E21D23/00; E21D23/0052
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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