Title:
Logging-while-drilling system
United States Patent 3309656
Inventors:
Godbey, John K.
Application Number:
US37411164A
Publication Date:
03/14/1967
Filing Date:
06/10/1964
Assignee:
MOBIL OIL CORP
Primary Class:
Other Classes:
73/152.16, 324/323
International Classes:
E21B47/06; E21B47/18
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