Membership
Tour
Register
Log in
Isamu Sone
Follow
Person
Hitachi, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
SF.sub.6 Gas arc extinguishing electric apparatus and process for p...
Patent number
4,562,322
Issue date
Dec 31, 1985
Hitachi, Ltd.
Motoo Yamaguchi
H01 - BASIC ELECTRIC ELEMENTS