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Eiji Iwata
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Nagoya-city, JP
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last 30 patents
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Patent Application
Manufacturing method for a press work product
Publication number
20070113612
Publication date
May 24, 2007
Kato Seisakusyo Co., Ltd.
Hideo Takekoshi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Patent Application
Pressed work and manufacturing method thereof
Publication number
20050284203
Publication date
Dec 29, 2005
Kato Seisakusho Co., Ltd.
Hideo Takekoshi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...