Membership
Tour
Register
Log in
Henry Piontkowski
Follow
Person
Warren, MI, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Spray bars for metal rolling and flow control valves
Patent number
4,081,141
Issue date
Mar 28, 1978
Almo Manifold and Tool Company
Richard B. Courson
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...