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Liquid Fuel Burner

Patent for fuel burner that can be dismantled and easily moved around the kitchen.

Date: June 20, 1920

Creator: Tucker, William A.

Partner: UNT Libraries Government Documents Department

Patent for a new tobacco pipe capable of trapping nicotine in a removable bowl to facilitate the cleaning process. The pipe also includes a trap for saliva that prevents any saliva from returning to the smoker's mouth regardless of pipe angle. The pipe is manufactured with minimal parts reducing need for repair.

Date: February 3, 1920

Creator: Gerhard, William Henry.

Partner: UNT Libraries Government Documents Department

Cotton-Chopper

Patent for a cotton-chopper which is steered using the feet, and where the chopping apparatus is adjustable and can be raised or lowered. The chopping apparatus also rotates, and the operator can adjust the speed of rotation. Patent includes illustrations.

Date: October 26, 1920

Creator: Engler, Charles

Partner: UNT Libraries Government Documents Department

Shoe-Sewing-Machine Attachment.

Patent for sole channel cutting for shoe sole sewing machines in which "the sole will be channeled for the insetting of the stiches, the channel being continuous and the cutting thereof is had when the show is at a standstill." (lines 15-20)

Date: May 25, 1920

Creator: Malmberg, Anders G.

Partner: UNT Libraries Government Documents Department