Add to ORKGPatent for the improvement of cultivators, consisting in the construction and arrangement of of a double-sweep plow. It includes a description and illustration
Patent for improving on a plowing device. This apparatus has four independent and adjustable shovels...
Patent for improvement of pulverizer and cultivator, which according to the inventors, "pulverizes t...
Patent for the invention of a new and improved type of adjustable plow, including illustrations
Patent for "Improvements in Combined Plow and Cultivator" (lines 4-5), including illustrations
Patent for the improvement of wheel-cultivators, combining a plow and cultivator. It includes a desc...
Patent for an improved cultivator, with adjustable wheel base, plow height and more (pg 1)
Patent for "new and useful improvements in Plows and Cultivators" (lines 5-6), with illustrations
Patent for a new improvement in combined plows, planters, and cultivators, including illustration
Patent for improvement in the construction of combined plows, harrows, and cultivators
Patent for "an improved plow, which shall be so constructed that it may be readily adjusted for use ...
Patent for an improved invention providing a convertible plow and cultivator. Illustrations included
Patent for improving on a plowing device. This apparatus has four independent and adjustable shovels...
Patent for improvement of pulverizer and cultivator, which according to the inventors, "pulverizes t...
Patent for the invention of a new and improved type of adjustable plow, including illustrations
Patent for "Improvements in Combined Plow and Cultivator" (lines 4-5), including illustrations
Patent for the improvement of wheel-cultivators, combining a plow and cultivator. It includes a desc...
Patent for an improved cultivator, with adjustable wheel base, plow height and more (pg 1)
Patent for "new and useful improvements in Plows and Cultivators" (lines 5-6), with illustrations
Patent for a new improvement in combined plows, planters, and cultivators, including illustration
Patent for improvement in the construction of combined plows, harrows, and cultivators
Patent for "an improved plow, which shall be so constructed that it may be readily adjusted for use ...
Patent for an improved invention providing a convertible plow and cultivator. Illustrations included
Patent for improving on a plowing device. This apparatus has four independent and adjustable shovels...
Patent for improvement of pulverizer and cultivator, which according to the inventors, "pulverizes t...
Patent for the invention of a new and improved type of adjustable plow, including illustrations