Membership
Tour
Register
Log in
Frank C. Liu
Follow
Person
Westminster, CO, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Wideband switching system
Patent number
4,769,833
Issue date
Sep 6, 1988
American Telephone & Telegraph Company
Scott E. Farleigh
H04 - ELECTRIC COMMUNICATION TECHNIQUE