David W. Bruce

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Decatur, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Dual tire pressure balance system
- Patent number 6,457,502
- Issue date Oct 1, 2002
- Caterpillar Inc.
- Douglas W. Bell
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Apparatus and method for controlling temperature of fluid in a diff...
- Patent number 6,360,840
- Issue date Mar 26, 2002
- Caterpillar Inc.
- Douglas W. Bell
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Dual tire pressure balance system
- Publication number 20020074069
- Publication date Jun 20, 2002
- Douglas W. Bell
- B60 - VEHICLES IN GENERAL