Patent DE693642C successfully refreshed from Google Patents.
DE693642C
Expired / Lapsed
DE
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Introduction of solidifying agents into the subsoil
Assignee: OTTO FLEISCHER DR ING
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Filing: 1938-10-18
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Granted: 1940-07-16
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Expires: 1958-10-18
Abstract
No abstract record available.
Inventors
- 👤 Dr-Ing Otto Fleischer
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-02 15:37
CPC Classifications
E; E02; E02D; E02D3/00; E02D3/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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