Norman E. Williams

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Park Ridge, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Three-function control mechanism employing a single control lever
- Patent number 5,429,037
- Issue date Jul 4, 1995
- Komatsu Dresser Company
- Herbert J. Weber
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Blade support for bulldozers and the like
- Patent number 4,664,203
- Issue date May 12, 1987
- Dresser Industries, Inc.
- Norman E. Williams
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING