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Impeller and pump using the impeller
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Patent number 10,495,102
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Issue date Dec 3, 2019
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JOHNSON ELECTRIC INTERNATIONAL AG
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Chuan Jiang Guo
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Pump
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Patent number 10,145,385
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Issue date Dec 4, 2018
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Johnson Electric S.A.
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Chuan Jiang Guo
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Circulation pump
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Patent number 9,624,945
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Issue date Apr 18, 2017
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Johnson Electric S.A.
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Chuan Jiang Guo
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F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
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Centrifugal pump
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Patent number 9,101,256
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Issue date Aug 11, 2015
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Johnson Electric S.A.
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Chuan Jiang Guo
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...