Hideki Akita

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Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for joining rolled plates
- Patent number 5,191,696
- Issue date Mar 9, 1993
- Mitsubishi Jukogyo Kabushiki Kaisha
- Osamu Kishi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...