Weldon L. Phelps

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Dunlap, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for controlling an implement
- Patent number 5,189,940
- Issue date Mar 2, 1993
- Caterpillar Inc.
- Javad Hosseini
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING