Membership
Tour
Register
Log in
Frederick Houghland
Follow
Person
Coffeyville, KS, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Rider propelled roundabout
Patent number
5,330,390
Issue date
Jul 19, 1994
Tim C. Liebert
A63 - SPORTS GAMES AMUSEMENTS