Membership
Tour
Register
Log in
Robert Bruce
Follow
Person
Brantford, CA
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Gypsum board
Patent number
5,116,671
Issue date
May 26, 1992
Domtar, Inc.
Robert Bruce
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES