Membership
Tour
Register
Log in
Zi-Yang Li
Follow
Person
Taichung, TW
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Replaceable skate assembly
Patent number
6,742,788
Issue date
Jun 1, 2004
Zi-Yang Li
A63 - SPORTS GAMES AMUSEMENTS