RICHARD L. LONG

Follow

Person

Osceola, IA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Volumetric concrete mixing method and apparatus
- Patent number 9,180,605
- Issue date Nov 10, 2015
- Cemen-Tech, Inc.
- Richard L. Long
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
IMPROVED VOLUMETRIC CEMENT MIXER
- Publication number 20070189109
- Publication date Aug 16, 2007
- Cemen-Tech, Inc.
- RICHARD L. LONG
- B28 - WORKING CEMENT, CLAY, OR STONE