Lewis W. Eckert

Follow

Person

Lancaster, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of producing acoustical fiberboard
- Patent number 4,190,492
- Issue date Feb 26, 1980
- Armstrong Cork Company
- Lewis W. Eckert
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Composites of metal-modified urea-melamine-formaldehyde resins and...
- Patent number 4,128,524
- Issue date Dec 5, 1978
- Armstrong Cork Company
- David L. Barnett
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES