James E. Kelley

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Metamora, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for forcibly engaging machine assemblies
- Patent number 4,108,561
- Issue date Aug 22, 1978
- Caterpillar Tractor Co.
- James E. Kelley
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING