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JP2004340881A
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Three-dimensional coordinate measuring apparatus using ultrasonic wave
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Method and apparatus for measuring underwater three-dimensional coordinate position by ultrasonic wave
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Three-dimensional coordinate measuring apparatus for entertainment using ultrasonic wave
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Method for measuring displacement by clock counting
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Speed changing method for bicycle by using calculator
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Numeric controlling method of computer for displacement
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Controlling method for speed of prime mover by computer
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Measuring method of speed
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Displacement measurement by time
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Length measuring device using locus
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Moving apparatus of dimension
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Digital length measuring machine by spiral locus
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