Matsui; Teruyuki

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for fabricating stepped nails
- Patent number 4,881,395
- Issue date Nov 21, 1989
- Yugen Kaisha Shinjo Seisakusho
- Katsumi Shinjo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...