UNT Libraries Government Documents Department - 38 Matching Results

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Boll-Weevil or Other Insect Destroyer.

Description: Patent for improvement to the machine set forth in the patent granted to John S. Doak and Alexander G. Farrington on April, 1902, No. 696419. (Page 1, lines 12-14.) The improvements are to use “a pair of troughs connected to a truck and provided with upwardly-projecting wings on their outer edges, spring-arms attached to the truck and pressing normally against the wings and the outside parts of the troughs, spiral springs adjustably mounted on the truck and pressing against the spring-arms, an… more
Date: March 28, 1905
Creator: Doak, John S. & Farrington, Alexander G.

Baling-Press.

Description: Patent for improvements in baling-presses by using a “duplex baling-press wherein the power is alternately applied by novel mechanism to the two baling-plungers in such manner that only one plunger at a given time is operating to compress the bale, and at the completion of the stroke thereof the other plunger is operated to compress its bale, the arrangement being such that the plungers are alternately engaged and released by the power mechanism and are automatically returned to operative posit… more
Date: September 18, 1900
Creator: Watkins, William D. & Pruit, Trose P.

Building Block Machine

Description: Patent for a building block machine. This invention is used to form blocks out of plastic material into artificial stone, as well as molding concrete blocks. Illustrations included.
Date: November 20, 1906
Creator: Latimer, Samuel A.; Dunkin, James J.; Stacey, J. H.; Hall, A. L.; Porter, R. S.; Haynes, S. F. et al.

Bucket-Jack

Description: Patent for a bucket jack for holding paint buckets while painting on roofs or the sides of buildings which holds the bucket horizontal.
Date: July 27, 1909
Creator: Phinny, Christpher W.

Knee-Pad

Description: Patent for a knee pad, designed mainly for those who work in cotton fields. Illustrations included.
Date: June 25, 1907
Creator: Chambers, William Roleigh; Chambers, Solomon Roe & Chambers, Wade Hampton

Locking Device

Description: Patent for "a device for locking the frames of loose-leaf binders...which will not be readily bent or broken." (lines 11, 12, 21 & 21), including instructions and illustration.
Date: March 23, 1905
Creator: Hall, William N.

Milking Apparatus.

Description: Patent for a manually operated milking device, which eliminates the need for the milkers hands to touch the cow's teats or the milk, thereby lessening germ exposure.
Date: March 17, 1908
Creator: Hardy, Augustus Williams

Sand Box

Description: Patent for a sand box. This invention "relates to sand guards for vehicle wheel hubs, and has for its principal object to provide a guard" (8-10). Illustration included.
Date: April 21, 1908
Creator: Underwood, Thomas M.

Sash-Fastener.

Description: Patent for an improvement in sash fasteners for window attachments. The patent allows the window to be opened without counterbalances and also keeps the window from being opened from outside.
Date: February 6, 1906
Creator: Staton, John William

Rotary Display-Cabinet.

Description: Patent for a rotary display cabinet for lace and ribbons, which has a dust free delivery system, rotates to allow the spools to be wound back up easily, and has a glass window for easy viewing.
Date: October 19, 1909
Creator: Duncan, Delorus
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