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Patent DE597801C successfully refreshed from Google Patents.
DE597801C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Tunnel excavator
Assignee: Mitteldeutsche Stahlwerke AG
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Filing: —
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Granted: 1934-05-31
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Expires: 1951-05-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-03 16:00
CPC Classifications
E; E21; E21D; E21D9/00; E21D9/10
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Total Claims: 0
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