Tetsuo Sawashima

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Neyagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ceramics coated cemented-carbide tool with high-fracture resistance
- Patent number 5,123,934
- Issue date Jun 23, 1992
- Nippon Steel Corporation
- Sakae Katayama
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...