CA1014140A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Drilling string shock-absorbing tool
Assignee: LEE-MASON TOOLS Ltd
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Filing: 1974-07-10
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Granted: 1977-07-19
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Expires: 1994-07-10
Abstract
No abstract record available.
Inventors
- 👤 Clifford Anderson
- 👤 Leonard Mason
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-11-05 17:25
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/02; F16D3/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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