ALPINE ENGINEERING AND DESIGN INC   |   2,765,721 Tractor Implement...   |   2,772,615 Reversable Disk Plow   |   2,816,497 Tractor   |   2,822,184 Two Wheel Spray...   |   2,890,860 Post Hole Auger   |   2,984,191 Hydraulically...   |   2,984,222 Constant Work...   |   2,986,884 Hydraulic Hoist...   |   3,035,414 Hydraulic Hoist...   |   3,204,577 Overhead Crane...   |   3,381,803 Reclaimer Drive   |   3,500,987 Reclaimer   |   3,500,988 Wheel Reclaimer...   |   3,508,476 Method And...   |   3,545,599 Automatic Belt...   |   3,580,407 Method Of Reclaiming...   |   3,587,825 Jacknife Type...   |   3,595,371 Material Reclaimer   |   3,621,978 Stacking And...