Membership
Tour
Register
Log in
Allen T. Joyce
Follow
Person
Duncan, OK, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Casing centralizer
Patent number
4,875,524
Issue date
Oct 24, 1989
Halliburton Company
Billie J. Bradley
E21 - EARTH DRILLING MINING