Mamoru Rachi

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Shizuoka-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Device and method for forming piping components
- Patent number 7,155,952
- Issue date Jan 2, 2007
- Yamaha Hatsudoki Kabushiki Kaisha
- Mamoru Rachi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Device and method for forming piping components
- Publication number 20060059972
- Publication date Mar 23, 2006
- Mamoru Rachi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...