Membership
Tour
Register
Log in
Michiko Kawada
Follow
Person
Kawasaki, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Data transmission system having a backup testing facility
Patent number
5,689,513
Issue date
Nov 18, 1997
Fujitsu Limited
Ryoji Okita
H04 - ELECTRIC COMMUNICATION TECHNIQUE