Method and tool not to soil hand upon opening/closing seat of western style toilet
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Lifter stocker system
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Lifter stock method and lifter stocker
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Method of automatically moving hook of magnet and magnet having the hook
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Carrying conveyer equipped with roller arrangement adjusting mechanism and vertical moving device of tired container and the like in which carrying conveyer is incorporated
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Hooking mechanism in magnet and its hooking releasing mechanism
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Raising and lowering method and device for stacking container
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Method for transporting articles varying in external shape to various sizes while classifying articles and apparatus therefor
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Powerful magnet with attraction releasing mechanism