Norman W. Pruitt

Follow

Person

Annandale, VA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Controlled release composition and method of manufacturing same
- Patent number 4,975,108
- Issue date Dec 4, 1990
- Norman W. Pruitt
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Cellulosic-based particulate insulation and method of manufacturing...
- Patent number 4,755,225
- Issue date Jul 5, 1988
- Norman W. Pruitt
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES