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Patent DE26193C successfully refreshed from Google Patents.
DE26193C
Active / In Force
DE
Apparatus for deep drilling with water flushing
Assignee: Tecklenburg, Grofsherzoglicher Bergrath in Darmstadt
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Filing: —
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Granted: —
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Expires: —
Abstract
No abstract record available.
Inventors
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Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 00:45
CPC Classifications
E; E21; E21B; E21B21/00; E21B21/01
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