David W. Bump

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Morton, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Electrohydraulic control device for a drive train of a vehicle
- Patent number 5,040,648
- Issue date Aug 20, 1991
- Caterpillar Inc.
- Randall M. Mitchell
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Slipping clutch controls responsive to wheel slip
- Patent number 3,972,401
- Issue date Aug 3, 1976
- Caterpillar Tractor Co.
- Sidney J. Audiffred
- B60 - VEHICLES IN GENERAL