Membership
Tour
Register
Log in
Brian J. Kozlowski
Follow
Person
Sioux City, IA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for production of concrete pipe by the packerh...
Patent number
4,540,539
Issue date
Sep 10, 1985
International Pipe Machinery Corp.
Gerald R. Crawford
B28 - WORKING CEMENT, CLAY, OR STONE