Youichi Nakamura

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Tsuchiura-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of truing chamfering grindstone and chamfering device
- Patent number 7,189,149
- Issue date Mar 13, 2007
- Tokyo Seimitsu Co., Ltd.
- Ichiro Katayama
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Method of truing chamfering grindstone and chamfering device
- Publication number 20050112999
- Publication date May 26, 2005
- Tokyo Seimitsu Co.
- Ichiro Katayama
- B24 - GRINDING POLISHING