Youji Suzuki

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing pipe having polygon-shaped closed cross-sectio...
- Patent number 5,845,526
- Issue date Dec 8, 1998
- Toyota Jidosha Kabushiki Kaisha
- Yoshiaki Kadoma
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...