Randall J. Cooper

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Bracebridge, CA

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Patents Grantslast 30 patents

Information Patent Grant
System for dispensing abrasives into a gas stream for cleaning pipe...
- Patent number 9,085,064
- Issue date Jul 21, 2015
- ENVIROLOGICS ENGINEERING INC.
- Randall J. Cooper
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
PIPE CLEANING APPARATUS, USE, SYSTEM, AND METHOD
- Publication number 20140299158
- Publication date Oct 9, 2014
- ENVIROLOGICS ENGINEERING INC.
- Randall Cooper
- B08 - CLEANING
Information Patent Application
System for dispensing abrasives into a gas stream for cleaning pipe...
- Publication number 20120064806
- Publication date Mar 15, 2012
- Randall J. Cooper
- B24 - GRINDING POLISHING