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Expandable irrigation controller
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Patent number 8,271,144
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Issue date Sep 18, 2012
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Carl L. C. Kah, Jr.
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Rotary nozzle head
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Patent number D636459
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Issue date Apr 19, 2011
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Carl L. C. Kah, Jr.
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D23 - Environmental heating and cooling
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Rotary nozzle head
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Patent number D628272
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Issue date Nov 30, 2010
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Carl L. C. Kah, Jr.
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D23 - Environmental heating and cooling
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Closed case oscillating sprinkler
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Patent number 7,828,229
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Issue date Nov 9, 2010
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Carl L. C. Kah, Jr.
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B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
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Expandable irrigation controller
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Patent number 7,792,612
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Issue date Sep 7, 2010
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Carl L. C. Kah, Jr.
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Rotary nozzle head
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Patent number D615152
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Issue date May 4, 2010
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Carl L. C. Kah, Jr.
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D23 - Environmental heating and cooling
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Expandable irrigation controller
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Patent number 7,574,285
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Issue date Aug 11, 2009
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Carl L. C. Kah, Jr.
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Closed case oscillating sprinkler
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Patent number 7,287,712
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Issue date Oct 30, 2007
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Carl L Kah, Jr.
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B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
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