Masayoshi Ohhashi

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of bending extruded shapes
- Patent number 5,743,124
- Issue date Apr 28, 1998
- Nippon Light Metal Co.
- Keiichi Sugiyama
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...