Hubert J. McAulay

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Tulsa, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Means for driving the back walls of a bucket excavator
- Patent number 4,197,662
- Issue date Apr 15, 1980
- Unit Rig & Equipment Co.
- Hubert J. McAulay
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING