JP2013022287A
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Walking aid
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JP2005006641A
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Method for producing rye cookable with rice
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JP2002000439A
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Multiple purpose vessel
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JP2001335037A
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Can capable of holding two kind of drink
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JP2001304559A
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Stove
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JP2001046810A
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Method for determining optimum charging amount of coagulant
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JP2000100288A
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Vibration-sensitive switch device
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JPH09318886A
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Megaphone telescope
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JPH09294797A
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Toy to repeatedly float-up/sink-down while jetting out carbonic acid gas of bathing agent
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JPH09276558A
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Toy with propulsive force given by jetting carbon dioxide gas underwater
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JPH09257958A
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Timepiece on suspended switch string of lighting device
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JPH06182344A
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Decomposition and utilization method and device for salt and inorganic nitrogen compound-containing solution
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JPH07171307A
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Flocculation test of suspension and determination of injection amount of flocculant
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JPH02291943A
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Aggregation testing method based on measurment of aggregation speed and average floc diameter/number
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JPS55141002A
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Emergency illuminator
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JPS55141640A
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Earthquake sensing and alarming device
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JPS5528233A
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Pocket light with earthquake sensitive switch
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JPS5514034A
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Badminton ball with flute
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JPS54132369A
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Lighting apparatus with earthquake sensing switch
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