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Clamp.

Description: Patent for a new clamp to improve support functionality in household construction, including illustration.
Date: February 13, 1906
Creator: Stevens, John J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wood-Boring Machine.

Description: Patent for a wood boring machine "which is especially adapted to bore holes of extreme length in columns or like structural members by cutting away only a portion of the wood forming hole in same" (lines 11-15).
Date: March 13, 1906
Creator: Bible, Hunley & Robinson, Lee A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for "a wrench having a sliding jaw and a handle pivoted to the shank in such a manner that a movement of the handle about the work" prevents the jaw to move (lines 13-16).
Date: March 13, 1906
Creator: Garrard, William D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for a wrench which is more balanced in the hand than other wrenches.
Date: October 13, 1908
Creator: Layne, Mahlon E. & Hall, Samuel N.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Lock-Nut.

Description: Patent for a lock-nut which prevents the nut from accidentally rotating on the bolt, including illustrations. The nut is locked in position when a locking key is introduced to grooves on the lower surface of the nut and the adjacent face of the washer.
Date: February 13, 1906
Creator: Crawford, Hezekiah H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Steam-Engine.

Description: Patent for "steam-engines of the reciprocating type, the purpose being to simplify the construction, reduce the number of working parts, economize in fuel, and to utilize the steam so as to obtain a maximum percentage of power therefrom." (line 8-13) instructions and illustrations included.
Date: February 13, 1906
Creator: Murphy, Joseph F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Means for Utilizing Electrical Energy

Description: Patent for a means of using electricity more efficiently, which entails "utilizing the extra current generated by the break in the circuit of an electromagnetic apparatus" (lines 16-18). Illustrations included.
Date: July 13, 1909
Creator: Perkins, Thomas F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Stirrup.

Description: Patent for a new and useful stirrup, including instructions and illustrations.
Date: February 13, 1900
Creator: Percifield, Clarence W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Oil-Press.

Description: Patent for a cotton seed oil press, which produces more oil with less workers and less cost and is much safer than previous machines.
Date: October 13, 1908
Creator: Hiegel, Joseph L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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