Thomas J. Etheridge

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Columbus, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
System for excavating and rehabilitating underground pipelines
- Patent number 5,626,438
- Issue date May 6, 1997
- Pipeline Rehab, Inc.
- Thomas J. Etheridge
- B08 - CLEANING
Information Patent Grant
Apparatus for cleaning the exterior of a pipe
- Patent number 5,359,748
- Issue date Nov 1, 1994
- Pipeline Rehab, Inc.
- Thomas J. Etheridge
- B08 - CLEANING