Latest Inventions, Goods, Services
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2016
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Invention
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Boat for removing water weeds. Disclosed are: a hull of which the bottom has a streamlined shape,... |
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2012
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Invention
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Stirring device for water treatment. The present invention relates to a stirring device for water... |
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Invention
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Water circulating device installed in a park or lake. Disclosed is a water circulating device usi... |
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Invention
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Water circulating device installed in a park or lake. The present invention relates to a water ci... |
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2010
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Invention
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Water circulation device for preventing algal bloom using sunlight. Provided is a water circulati... |
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