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Automatic Cylindrical Power.

Description: Patent for a new and improved cylindrical power-source. This design "consists in the combination of a cylindrical slotted frame with a series of blades which are connected together in pairs, and which are alternately forced through the slots in the frame to receive the force of the wind or water and then retracted, so that they will offer no resistance during a portion of the revolution of the frame. . . . The object of [the] invention is to produce a motor which is adapted for use either as a … more
Date: November 15, 1881
Creator: Hutchinson, Thomas E.
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Partner: UNT Libraries Government Documents Department

Brick Kiln

Description: Patent for a brick kiln. Illustration included.
Date: November 15, 1904
Creator: Sonka, Joesph & Metzner, Robert A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton Chopper.

Description: Patent for a new and improved cotton chopper. This design "is to provide cotton-choppers constructed in such a manner that the cotton will be chopped to a stand by the passage of the machine along the rows of plants, leaving the hills of plants at uniform distances apart, and which shall be simple in construction, readily controlled, and convenient in use" (lines 17-24).
Date: November 30, 1886
Creator: Puls, Ernst, C.A.
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Partner: UNT Libraries Government Documents Department

Stub-Axle Adjustment Device.

Description: Patent for useful improvements for Stub-Axle Adjustment Devices. This device will allow for the stub-axle to be efficiently adjusted in both a vertical plane and a transverse plane with respect to the machine.
Date: November 8, 1921
Creator: Kopplin, Otto E.
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Partner: UNT Libraries Government Documents Department

Pyrometer.

Description: Patent for a new and useful pyrometers "in which the motive power is a column of metallic balls of high expansive quality inclosed in a metallic tube of less expansive power" (line 9 - 12).
Date: November 21, 1899
Creator: Von Koehring, Henry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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