Patent DE490669C successfully refreshed from Google Patents.
DE490669C
Expired / Lapsed
DE
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Trench cleaning and pulling machine
Assignee: HEINRICH EVERS JUN
•
Filing: 1927-07-07
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Granted: 1930-02-01
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Expires: 1947-07-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-27 18:46
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/06
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References Cited (Backward Citations)
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