Hirohiko Ohishi

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for roller leveler
- Patent number 4,887,343
- Issue date Dec 19, 1989
- Fuji Photo Film Co., Ltd.
- Hirohiko Ohishi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...