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Hydraulic system
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Patent number 10,443,860
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Issue date Oct 15, 2019
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Grundfos Holding a/s
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Thomas Blad
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Control valve assembly
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Patent number 4,219,044
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Issue date Aug 26, 1980
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Warren M. Wilson
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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3412757
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Patent number 3,412,757
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Issue date Nov 26, 1968
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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3202321
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Patent number 3,202,321
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Issue date Aug 24, 1965
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F24 - HEATING RANGES VENTILATING
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2948668
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Patent number 2,948,668
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Issue date Aug 9, 1960
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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2803409
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Patent number 2,803,409
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Issue date Aug 20, 1957
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2775259
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2732681
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Patent number 2,732,681
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Issue date Jan 31, 1956
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING