John P. Hall

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Wilson, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Boom assembly of a work machine
- Patent number 6,158,949
- Issue date Dec 12, 2000
- Caterpillar Inc.
- Gary L. Walth
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Work machine having improved implement coupling arrangement
- Patent number 6,108,951
- Issue date Aug 29, 2000
- Caterpillar Inc.
- Jay H. Renfrow
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING