James Harrison

Follow

Person

Duluth, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Electrical jumper for a producing oil well
- Patent number 8,408,287
- Issue date Apr 2, 2013
- Electro-Petroleum, Inc.
- J. Kenneth Wittle
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
JUMPER
- Publication number 20110297366
- Publication date Dec 8, 2011
- J. Kenneth Wittle
- E21 - EARTH DRILLING MINING