Shunji Fujiwara

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of coiling thin strips
- Patent number 4,576,029
- Issue date Mar 18, 1986
- Kawasaki Steel Corporation
- Hidenori Miyake
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...