John A. Withers

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Huddersfield, GB

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Patents Grantslast 30 patents

Information Patent Grant
Tractor ballast weight assemblies
- Patent number 4,299,405
- Issue date Nov 10, 1981
- David Brown Tractors Limited
- John A. Withers
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Power steering systems
- Patent number 4,144,947
- Issue date Mar 20, 1979
- David Brown Tractors Limited
- John A. Withers
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL