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Baker Hughes Oilfield Operations LLC
Baker Hugh
Active Patents
0
Total Holdings
2
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US2874784A
Tubing anchor
Expired / Lapsed
1955-10-17
1959-02-24
0
Details
US2737247A
Well packer apparatus
Expired / Lapsed
1953-07-17
1956-03-06
0
Details