UNT Libraries Government Documents Department - 40 Matching Results

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Air-Brake Governor

Description: Patent for an air brake governor improvement that regulates the pressure of fluid or air in the braking system as to prevent it from braking with too much pressure.
Date: July 10, 1906
Creator: Williams, Leonard F.
Item Type: Refine your search to only Patent

Corn-Cropping Tool.

Description: Patent for a manual corn harvesting tool in which a curved cutting knife is secured to a metal plate which fits into the hand(s) of the operator and is secured to the hand(s) by a strap and buckle. Use of this apparatus would replace the two separate actions of grasping the corn with one hand and cutting it with the other.
Date: July 17, 1906
Creator: Gordon, Frederick William
Item Type: Refine your search to only Patent

Cultivator Attachment

Description: Patent for cultivator attachment improvement "for the purpose of thinning cotton plants to save chopping" (p. 1, lines 9-10). Improved cultivator attachment is used in conjunction with cultivator shovel to cause intermittent deposition of soil on plants to achieve thinning.
Date: July 3, 1906
Creator: Teeter, William Thomas
Item Type: Refine your search to only Patent

Fence-Anchor

Description: Patent for anchors, flukes and braces attached to the end of a fence post, pole, or similar that will shore and hold the post in the desired vertical position for installation.
Date: July 3, 1906
Creator: Rousseau, Pinkney H. & Lambert, James T.
Item Type: Refine your search to only Patent

Lifting Jack.

Description: Patent for lifting-jack invented by Calvin W. and Eugene Tanner. This lifting-jack invention is meant to be more durable in material, the material more inexpensive to acquire.
Date: July 3, 1906
Creator: Tanner, Calvin W. & Tanner, Eugene
Item Type: Refine your search to only Patent

Permutation-Lock.

Description: Patent for improvements and simplification of the permutation lock including a latch-bolt slidable case and a tumbler-shaft journaled in a side wall of the case.
Date: July 10, 1906
Creator: Katzenberger, Oscar.
Item Type: Refine your search to only Patent
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