Hiroyuki Fujimoto

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Obu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hot extrusion forging die for use in titanium alloy
- Patent number 5,964,120
- Issue date Oct 12, 1999
- Aisan Kogyo Kabushiki Kaisha
- Satoru Iwase
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...