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Jay R. Shirley
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Crowley, TX, US
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last 30 patents
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Patent Grant
Wave strip perforating system
Patent number
5,662,178
Issue date
Sep 2, 1997
Owen Oil Tools, Inc.
Jay R. Shirley
E21 - EARTH DRILLING MINING
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Patent Grant
Spiral strip perforating system
Patent number
5,638,901
Issue date
Jun 17, 1997
Owen Oil Tools, Inc.
Jay R. Shirley
E21 - EARTH DRILLING MINING