CA547714A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Drill bit plug
Assignee: Individual
•
Filing: —
•
Granted: 1957-10-22
•
Expires: 1974-10-22
Abstract
No abstract record available.
Inventors
- 👤 R. Flanagan John
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-10-23 17:59
CPC Classifications
E; E21; E21B; E21B12/00; E21B12/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
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