2 Matching Results

Search Results

Advanced search parameters have been applied.
in creator/contributor: "Kraege, F."  
Results: 1 - 2

Improvements in Tractors

Description: Patent for a tractor that of a light and durable but simple construction for the purpose of advancing the implements over the ground.
Date: unknown
Creator: Lightfoot, Thomas W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cultivator.

Description: Patent for a riding cultivator that keeps the shovel gangs positioned "parallel with the line of the draft, or with the longitudinal axis of the machine" (lines 19-21), by shifting them in the direction that the driver guides the wheels. The cultivator also provides a means to keep the depth of cultivation as uniform as possible when working on uneven ground or in different kinds of soil.
Date: January 3, 1922
Creator: Mayer, Henry A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen