Ryota Sakaguchi

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Suita-city, JP

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Patents Applicationslast 30 patents

Information Patent Application
Brittle Material Substrate Chamfering Method
- Publication number 20110107894
- Publication date May 12, 2011
- MITSUBOSHI DIAMOND INDUSTRIAL CO., LTD
- Kazuya Maekawa
- B28 - WORKING CEMENT, CLAY, OR STONE