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Patent CA886975A successfully refreshed from Google Patents.
CA886975A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Hydraulic parallel motion means for drill boom supported rock drilling apparatus
Assignee: Atlas Copco AB
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Filing: —
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Granted: 1971-11-30
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Expires: 1988-11-30
Abstract
No abstract record available.
Inventors
- 👤 V. Kimber Erich
- 👤 C. Ronne Per-Axel
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-11-06 10:56
CPC Classifications
E; E21; E21B; E21B7/00; E21B7/02; E21B7/025; E21B7/022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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