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Extra high voltage generator
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Patent number 6,852,163
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Issue date Feb 8, 2005
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Sumitomo Heavy Industries
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Masashi Tado
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Forming press of crankshafts
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Patent number 6,220,072
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Issue date Apr 24, 2001
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Sumitomo Heavy Industries, Ltd.
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Masashi Tado
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Crank press
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Patent number 6,178,803
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Issue date Jan 30, 2001
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Sumitomo Heavy Industries, Ltd.
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Yutaka Ozaki
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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