Satoru Nitou

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for ironing spline teeth in pressed stepped sheetmetal and s...
- Patent number 6,233,999
- Issue date May 22, 2001
- Unipres Corporation
- Mitsumasa Yabutani
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...