Richard A. Arstein

Follow

Person

Sahuarita, AZ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Auto-return function for a bulldozer ripper
- Patent number 5,685,377
- Issue date Nov 11, 1997
- Caterpillar Inc.
- Richard A. Arstein
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Blade control system for an earthmoving blade
- Patent number 5,682,955
- Issue date Nov 4, 1997
- Caterpillar Inc.
- Steven L. Groth
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING