Resource Type

Automatic Turntable (open access)

Automatic Turntable

Patent for “a turn table of simple and durable structure adapted to be placed in the floor of a small garage or at other points, and which will automatically operate when an automobile is run upon the same to effect the complete turning of the automobile machine in order that the machine may enter the garage while traveling a forward direction and leave the garage in a similar manner” (lines 17-25). Includes illustrations.
Date: February 1, 1921
Creator: Sanders, Edwin J. & Morrison, John W.
System: The Portal to Texas History
Seed Planter and Marker. (open access)

Seed Planter and Marker.

Patent for seed planting and marking machines specifically for planting corn, cotton, or any other seeds required planting in rows. This device allows row planting without a check cord or line as it will drop seeds at regular and variable (adjustable) intervals and mark hills.
Date: February 21, 1922
Creator: Sprowl, William L.
System: The Portal to Texas History