Membership
Tour
Register
Log in
Jim Yu
Follow
Person
Garden Grove, CA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Knob face plate for a door knob
Patent number
D246890
Issue date
Jan 10, 1978
Norris Industries, Inc.
Jim Yu
D08 - Tools and hardware