Membership
Tour
Register
Log in
Donald Frederic Bishofberger
Follow
Person
Waukesha, WI, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Friction stir welding tool
Patent number
6,053,391
Issue date
Apr 25, 2000
Tower Automotive, Inc.
Robert James Heideman
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR