Robert L. Benson

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Underwood, ND, US

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Patents Grantslast 30 patents

Information Patent Grant
High production system bucket
- Patent number 5,307,571
- Issue date May 3, 1994
- Bucyrus-Erie Company
- Donald J. Behlendorf
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
High production system bucket
- Patent number 4,944,102
- Issue date Jul 31, 1990
- Bucyrus-Erie Company
- Donald J. Behlendorf
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING