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Train Signaling And Stopping Device.

Patent for Train Signaling And Stopping Device improvements intended to be of low cost, simple, durable, and run on electricity.

Date: October 19, 1920

Creator: McGregor, Charles Thomas

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Sawing Machine

Patent for a wood sawing machine which allows for a portable wood sawing apparatus. The device is capable of adjusting the saw to create a feed, and allows for cutting diagonally, horizontally, or vertically.

Date: December 14, 1920

Creator: Arnold, James A.