Ryuichi Watanabe

Follow

Person

Tokyo, JP

People

Patents Applicationslast 30 patents

Information Patent Application
Operation Device, Vacuum Opening/Closing Device, and Method for Ass...
- Publication number 20150198260
- Publication date Jul 16, 2015
- Hitachi, Ltd
- Takamitsu Hae
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR