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Stamp-Affixing Machine.

Description: Patent for a stamp affixing machine, which attaches stamps from a roll to envelopes inserted into the machine.
Date: March 15, 1910
Creator: Brents, William R.
Partner: UNT Libraries Government Documents Department

Gas Generator and Burner.

Description: Patent for a "combined gas generator and burner" (lines 9-10) adapted for household heating and cooking purposes including instructions and illustrations.
Date: March 23, 1915
Creator: Hopper, James F.
Partner: UNT Libraries Government Documents Department

Cotton Cleaning and Extracting Machine.

Description: Patent for a new, efficient machine, with a double purpose: "to clean hand-picked cotton and better prepare it for the ginning operation" (lines 11-13) and to extract cotton "from unripe and closed bolls" (lines 14-15).
Date: March 7, 1916
Creator: Blackmon, Enoch J.
Partner: UNT Libraries Government Documents Department

Suspension-Bridge.

Description: Patent for suspension bridges and a mechanism to overcome the vertical motion in floors of spans of bridges and provides a permanent anchorage for the cables.
Date: March 5, 1912
Creator: Greer, William H. C.
Partner: UNT Libraries Government Documents Department

Screen-Door Brace.

Description: Patent for a screen door supportive brace intended to maintain original rectangular form and designed to be installed without the use of tools. Includes instructions and an illustration.
Date: March 17, 1914
Creator: Morrison, W. A.
Partner: UNT Libraries Government Documents Department

Shell or Projectile.

Description: Patent for a "shell or projectile for firing from large guns...which can be discharged from the gun without danger of the dynamite exploding from the shock incident to the projecting explosive" (lines 8-9, 11-14).
Date: March 21, 1911
Creator: Murphy, William L.
Partner: UNT Libraries Government Documents Department

Broom or Brush

Description: Patent for metal brooms or brushes that are "strong and durable, relatively light in weight, and can be inexpensively manufactured" (line 13-15). It is intended for "sweeping snow, mud, slush, and the like" (line 16-17). The patent can also be applied for smaller version of metal brooms or brushes for other purposes.
Date: March 16, 1915
Creator: Airhart, Noah S. & Gold, Egbert H.
Partner: UNT Libraries Government Documents Department

Compound Tool

Description: Patent for a compound tool which combines the features of the nut-wrench and the pipe-wrench.
Date: March 18, 1913
Creator: Scroggins, James L.
Partner: UNT Libraries Government Documents Department
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