UNT Libraries Government Documents Department - 10 Matching Results

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Metallic Roof.

Description: Patent for a metallic roof in which section edges are secured so that they do not become disconnected, intentional bracing prevents sagging, and securing the roof does not require the use of nails, which prevents leaks.
Date: February 21, 1922
Creator: Crawford, Hezekiah H.

Seed Planter and Marker.

Description: 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.

Ice-Holding Device.

Description: Patent for a device to hold ice upon running-boards of vehicles (lines 10-11.) This device is flexible in use (it can be pulled up to reveal the ice, and put back out of the way), simple in design, and cheap to construct.
Date: March 21, 1922
Creator: Barton, Warren D.

Clothespin

Description: Patent for an improved version of the clothespin, which is simple to use, durable, and cheap to manufacture.
Date: March 21, 1922
Creator: Ingersoll, Charles James

Combined Cotton Chopper and Cultivator.

Description: Patent for improved combined cotton choppers and cultivators where the operation of the chopper blades can be instantly controlled from the seat. This is combined with the cultivator shovels carried on the machine to the rear of the revolving chopper blades that are used to cultivate the soil.
Date: February 21, 1922
Creator: Whitaker, George

Vehicle.

Description: Patent for improvements to vehicle structure. This includes adjustments to the wheel base for better steering movements and vehicle capacity.
Date: November 21, 1922
Creator: Furlong, Martin J.

Knee Pad.

Description: Patent for an improved knee pad, which provides better ventilation and cushioning to the knee, including illustrations.
Date: November 21, 1922
Creator: Rylander, Parrish H.

Staple-Setting Device.

Description: Patent for a staple setting device. This invention sets staples in blind slats and sticks with a special reference to assist with the setting of staples for the purposes of both construction and repair.
Date: February 21, 1922
Creator: Chamberlain, Kit Carson

Hydraulic Classifier.

Description: Patent for hydraulic classifier for the treatment of ore. The invention subjects settling solid particles to a secondary classification and prevent the contamination of the settling solids before they are discharged.
Date: March 21, 1922
Creator: Allen, Charles

Device for Washing Oil Wells.

Description: Patent for "a device for washing, cleaning, and sterilizing oil wells" (lines 10-11), including illustrations.
Date: November 21, 1922
Creator: Smith, Edward D. & Smith, Rebah Tillery
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