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Fully knock-down drum fan
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Patent number 8,732,930
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Issue date May 27, 2014
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Chien Luen Industries Co., Ltd., Inc.
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John C. Bucher
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fully knock-down drum fan
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Patent number 8,210,824
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Issue date Jul 3, 2012
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Chien Luen Industries Co., Ltd., Inc.
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John C. Bucher
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Dual blade ceiling fan
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Patent number D598090
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Issue date Aug 11, 2009
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Chien Luen Industries Co., Ltd., Inc.
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David S. Pittman
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D23 - Environmental heating and cooling