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Internal Combusion System

Description: Patent for new and useful Internal-Combustion Engine. Improves the provision of an engine which the cylinder is provided with a semi-spherical upper end, fr the rotatable reception of similar shaped power cylinder carrying shell. Specification of letter patent with illustration. Serial number 789.146
Date: May 12, 1914
Creator: Clough, George G.
Partner: UNT Libraries Government Documents Department

Vulcanizing Apparatus

Description: Patent for an apparatus used during the process of retreading tires that updates the manufacture of rubber tire patches.
Date: July 12, 1918
Creator: Rasor, James, E.
Partner: UNT Libraries Government Documents Department

Coil-Box Guard

Description: Patent for improvements in coil-box guards for automobiles. The design is simpler and less expensive than previous coil-box guards.
Date: July 12, 1919
Creator: Yonge, Roy C.
Partner: UNT Libraries Government Documents Department

Improvement in Buckles.

Description: Patent for an improved, multi-piece harness-buckle that is attachable without the need of sewing, including a detailed explanation and description of the illustration.
Date: March 12, 1878
Creator: Carnes, William J., Jr.
Partner: UNT Libraries Government Documents Department

Improvement in Fences.

Description: Patent for a new arrangement of posts, rails, and false posts in fence construction. Includes instructions and illustrations.
Date: March 12, 1872
Creator: Stone, John H.
Partner: UNT Libraries Government Documents Department

Nut-Lock.

Description: Patent for a nut lock, with which a nut can be locked on a threaded bolt or stud to prevent moving the bolt or stud. It can also be detached without damaging the the nut, bolt, or thread.
Date: February 12, 1918
Creator: Capron, George F.
Partner: UNT Libraries Government Documents Department

Obstetrical Supporter

Description: Patent for a obstetrical supporter. This invention is used as a harness consisting of stirrups. Illustration included.
Date: March 12, 1907
Creator: Crume, Francis Marion
Partner: UNT Libraries Government Documents Department

Switch Point Shifter

Description: Patent for swtch point shifter. This invention is for the shifting the points on railroads. Illustration included.
Date: July 12, 1904
Creator: Roberts, Robert Harry
Partner: UNT Libraries Government Documents Department

Protector for Type-Writer Frames.

Description: Patent for typewriter frame protector. The protector attaches to the part of the typewriter frame which is subjected to frequent contact by the user. The protector prevents the frame from wear which can lead to rust.
Date: March 12, 1918
Creator: Glasscock, Gerald A.
Partner: UNT Libraries Government Documents Department

Valve Mechanism for Gas Engines

Description: Patent for improvements in the valve mechanisms of gas engines, with the object being to "provide an air cooling chamber for maintaining the exhaust valve in a cooled condition under all conditions of operations (lines 9-14).
Date: November 12, 1914
Creator: Blumberg, Humble G.
Partner: UNT Libraries Government Documents Department

Lubricator

Description: Patent for a lubricator "in which an atomizing fluid is mixed with the lubricant" (lines 13-14) and provides for "an improved mixing chamber" (lines 15-16) as well as "an inclined surface on which the oil is dropped" (lines 22-23) including instructions and illustrations.
Date: February 12, 1918
Creator: Hebel, John
Partner: UNT Libraries Government Documents Department
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