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Well-Pack Systems, Inc.
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Fort Worth, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Borehole water pumping system with sandtrap
Patent number
4,407,360
Issue date
Oct 4, 1983
Well-Pack Systems, Inc.
Joseph T. Hamrick
E21 - EARTH DRILLING MINING
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Patent Grant
Downhole water pump and method of use
Patent number
4,372,389
Issue date
Feb 8, 1983
Well-Pack Systems, Inc.
Joseph T. Hamrick
E03 - WATER SUPPLY SEWERAGE
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