Membership
Tour
Register
Log in
AMTECH, INC
Follow
Organization
ODENTON, MD, US
Organizations
Overview
Industries
People
People
Information
Transactions
Events
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Fiber reinforced structural material
Patent number
4,033,781
Issue date
Jul 5, 1977
Amtech, Inc.
Karl V. Hauser
B28 - WORKING CEMENT, CLAY, OR STONE
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73028311 - POLYRIB
Serial number
73028311
Registration number
1011012
Filing date
Jul 30, 1974
AMTECH, INC.
17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes