Membership
Tour
Register
Log in
Jerome Labrosse
Follow
Person
Bellefeuille, Quebec J0R 1A0, CA
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Tubing bit opener
Patent number
4,915,181
Issue date
Apr 10, 1990
Jerome Labrosse
E21 - EARTH DRILLING MINING