CH324562A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Rock drilling tool
Assignee: Dionisotti Joseph
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Filing: 1951-10-25
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Granted: —
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Expires: 1971-10-25
Abstract
No abstract record available.
Inventors
- 👤 Dionisotti Joseph
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-24 23:04
CPC Classifications
E; E21; E21B; E21B10/00; E21B10/46; E21B10/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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