Takashi Kajima

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Shimonoseki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Mandrel cleaning device for extrusion press
- Patent number 4,399,676
- Issue date Aug 23, 1983
- Kabushiki Kaisha Kobe Seiko Sho
- Tatsuhiko Noyori
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...