Membership
Tour
Register
Log in
Ferjon
Follow
Organization
Dallas, TX, US
Organizations
Overview
Industries
People
People
Information
Transactions
Events
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Lightweight gypsum products and methods of making same
Patent number
4,238,546
Issue date
Dec 9, 1980
Ferjon
Harold L. Phillips
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Patents Applications
last 30 patents
Trademark
last 30 trademarks