Title:
Fluid influx indicator
Document Type and Number:
United States Patent 2377501
Inventors:
Kinley, Myron M.
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Publication Date:
06/05/1945
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Referenced by:
Export Citation:
Assignee:
Kinley, Myron M.
Primary Class:
Other Classes:
166/66, 166/191, 73/152.180
International Classes:
E21B47/10