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Sprinkler device
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Patent number 8,366,020
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Issue date Feb 5, 2013
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Kwan-Ten Enterprise Co., Ltd.
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Po-Hsiung Wang
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B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
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Gear typed sprinkler assembly
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Patent number 8,348,179
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Issue date Jan 8, 2013
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Kwan-Ten Enterprise Co., Ltd.
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Po-Hsiung Wang
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B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
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Sprinkler
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Patent number D601658
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Issue date Oct 6, 2009
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Kwan-Ten Enterprise Co., Ltd.
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Po-Hsiung Wang
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D23 - Environmental heating and cooling
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Dual-axis rotating sprinkler
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Patent number 7,427,038
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Issue date Sep 23, 2008
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Po-Hsiung Wang
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B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
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Adjustable spray nozzle
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Patent number 7,201,332
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Issue date Apr 10, 2007
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Kwan-Ten Enterprise Co., Ltd.
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Po-Hsiung Wang
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B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
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Oscillatory sprinkler
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Patent number 5,305,956
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Issue date Apr 26, 1994
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Po H. Wang
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B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
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Single-sprinkler controller
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Patent number 5,143,290
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Issue date Sep 1, 1992
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Po H. Wang
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B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
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Multi-sprinkler controller
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Patent number 5,135,168
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Issue date Aug 4, 1992
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Po H. Wang
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Water-micro-controller
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Patent number 4,633,905
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Issue date Jan 6, 1987
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Po-Hsiung Wang
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...