Shunpei Kawanami

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Hiratsuka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for bending elongated materials
- Patent number 4,195,506
- Issue date Apr 1, 1980
- Daiichi Koshuha Kogyo Kabushiki Kaisha
- Shunpei Kawanami
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...