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Filter screen device
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Patent number 4,495,072
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Issue date Jan 22, 1985
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Yardney Corporation
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Larry D. Fields
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Liquid filtration system
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Patent number 4,458,059
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Issue date Jul 3, 1984
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Yardney Corporation
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Larry D. Fields
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Reversible quick exhaust valve
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Patent number 4,457,330
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Issue date Jul 3, 1984
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Yardney Corporation
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Larry D. Fields
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Orthopedic device
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Patent number 4,169,469
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Issue date Oct 2, 1979
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Yardney Company
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Elmer M. Arluck
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Orthopedic device
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Patent number 4,136,686
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Issue date Jan 30, 1979
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Yardney Company
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Elmer M. Arluck
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Orthopedic device
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Patent number 4,006,741
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Issue date Feb 8, 1977
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Yardney Company
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Elmer M. Arluck
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE