Takashi Hisae

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Hitachinaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Vacuum gate valve and a method of opening and closing gate using th...
- Patent number 8,448,917
- Issue date May 28, 2013
- V Tex Corporation
- Hideaki Nagai
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
VACUUM GATE VALVE AND A METHOD OF OPENING AND CLOSING GATE USING TH...
- Publication number 20100327203
- Publication date Dec 30, 2010
- V-TEX CORPORATION
- Hideaki Nagai
- H01 - BASIC ELECTRIC ELEMENTS