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Liquid circulation apparatus and method
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Patent number 4,507,056
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Issue date Mar 26, 1985
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Logic Devices, Inc.
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Paul E. Allen
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Liquid circulation method and apparatus
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Patent number 4,367,785
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Issue date Jan 11, 1983
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Logic Devices, Inc.
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Paul E. Allen
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Cooling system for plastic molds
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Patent number 4,278,230
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Issue date Jul 14, 1981
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Logic Devices, Inc.
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Paul E. Allen
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Fluid distributing manifold
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Patent number D257775
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Issue date Jan 6, 1981
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Logic Devices, Inc.
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Paul E. Allen
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D15 - Machines not elsewhere specified
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