Texas Patents - 18,568 Matching Results

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Calculating-Machine

Description: Patent for certain new and useful improvements in calculating machines. Whereby substantially correct calculations may be registered or recored without using a series of superfluous or immaterial numbers. The machine will round prices up to the nearest cent. For example, $0.024 becomes $0.02 while $0.025 becomes $0.03. Illustrations included.
Date: March 6, 1917
Creator: Hardgrave, Everett J.
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Partner: UNT Libraries Government Documents Department

Harrow

Description: Patent for a wheeled riding harrow that can be moved in or out of land engaging postion as is wanted.
Date: March 6, 1917
Creator: Tengler, Frederick R.
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Partner: UNT Libraries Government Documents Department

Motor-Cultivator

Description: Patent for an improvement to motor cultivators. It provides the operator a way to manually adjust the depth of the furrow and cultivator blade, including illustrations.
Date: March 6, 1917
Creator: Runge, Friedrich Albert
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Partner: UNT Libraries Government Documents Department

Planter.

Description: Patent for a Planter that is adjustable used to drops seeds, forming a covered furrow so that sub-soil may be plowed.
Date: March 6, 1917
Creator: Baker, Gustavus A.
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Partner: UNT Libraries Government Documents Department

Sawmill Carriage Track

Description: Patent for Sawmill Carriage Track. This device allows for the logs to be held in place on a straight line while lining up for timber production.
Date: March 6, 1917
Creator: Heard, Wm. C.
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Partner: UNT Libraries Government Documents Department

Seed Screening and Selecting Means for Cotton Gins

Description: Patent for a seed screening and selection means for cotton gins. This invention was made as a reference to seed screening and selecting means for cotton gins and its object is to provide for the cleaning of the seed from burs or other deleterious matter or selecting certain batches of seed as may be desired.
Date: March 6, 1917
Creator: Henson, William Marion
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Partner: UNT Libraries Government Documents Department

Valve.

Description: Patent for a valve for suction and blower conduits. This particular device is designed for use in cotton ginneries and saw mills.
Date: March 6, 1917
Creator: Guice, Bengamen R.
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Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for an improved model of wrench, designed to work upon the bore of tubes, thimbles, and other forms of pipes. This invention improves on the construction of the wrench, allowing it to be inserted in the end of a tube, and when rotated, be effectively engaged with the tube to turn the same.
Date: March 6, 1917
Creator: Brown, Charley S.
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Partner: UNT Libraries Government Documents Department

Plate-Lifter

Description: Patent for an "...improved lifter whereby certain important advantages are attained and the device is rendered simpler, less expensive and otherwise more convenient..." (lines 19-23).
Date: February 28, 1917
Creator: Mitchell, Frank
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Partner: UNT Libraries Government Documents Department

Burglar Alarm

Description: Patent for alarm that is activated upon the closing of a circuit, which will occur when an intruding person enters through the window or door.
Date: February 27, 1917
Creator: Hilley, Albert O.
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Partner: UNT Libraries Government Documents Department

Container.

Description: Patent for new improved containers adapted for the shipment of eggs, including illustrations.
Date: February 27, 1917
Creator: Hall, Cyrus M.
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Partner: UNT Libraries Government Documents Department
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