Patent DE584459C successfully refreshed from Google Patents.
DE584459C
Expired / Lapsed
DE
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Route expansion that can be changed
Assignee: KARL DERR
•
Filing: 1932-02-03
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Granted: 1933-09-20
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Expires: 1952-02-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 04:19
CPC Classifications
E; E21; E21D; E21D11/00; E21D11/14; E21D11/18; E21D11/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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