Membership
Tour
Register
Log in
Kenneth W. Wilhelm
Follow
Person
Elyria, OH, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Valve spring compressor tool
Patent number
4,262,403
Issue date
Apr 21, 1981
W. R. Grace & Co.
Kenneth W. Wilhelm
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS