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William P. Hidden
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Wenham, MA, US
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last 30 patents
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Patent Grant
Thrust bearing/coupling component for orbiting scroll-type machiner...
Patent number
4,259,043
Issue date
Mar 31, 1981
Arthur D. Little, Inc.
William P. Hidden
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Patent Grant
Liquid immersible scroll pump
Patent number
4,160,629
Issue date
Jul 10, 1979
Arthur D. Little, Inc.
William P. Hidden
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...