Takeo Tsumuraya

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Fukushima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polishing method for inner surface of tubular brittle material and...
- Patent number 7,238,089
- Issue date Jul 3, 2007
- Heraeus Tenevo GmbH
- Takeo Tsumuraya
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Polishing method for inner surface of tubular brittle material and...
- Publication number 20060223427
- Publication date Oct 5, 2006
- Heraeus Tenevo GmbH
- Takeo Tsumuraya
- B24 - GRINDING POLISHING