Hirotaka Akagawa

Follow

Person

Hitachi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method of assembling wound rotor of vertical type adjustable speed...
- Patent number 4,926,541
- Issue date May 22, 1990
- Hitachi, Ltd.
- Shinsaku Hakuta
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER