UNT Libraries Government Documents Department - 4 Matching Results

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Alarm.

Description: Patent for an alarm designed to attach to windows or entryways and sound to alert residents of a burglary attempt, with illustrations.
Date: May 29, 1906
Creator: Hobbs, Francis Marion
Item Type: Refine your search to only Patent

Plow.

Description: Patent for a plow, which attaches to cultivators that both turns the earth destroying weeds and puts some soil around the tops of the young plants to keep them low growing.
Date: May 11, 1909
Creator: Avery, Charles Lafayette
Item Type: Refine your search to only Patent

Rein Holder.

Description: Patent for a new and improved rein holder. This design is "to provide an attachment for the purpose of preventing the horse's tail from engaging the reins . . . and adapted to be applied to the thills or adjacent parts of the running-gear of a vehicle" (lines 9-15). It is "formed of wire and comprising a frame having its opposite vertical members secured at their lower ends to the thills, the corners and opposite members being provided with pairs of integrally-formed eyes, and a cross-bar at th… more
Date: May 10, 1892
Creator: Young, John A.
Item Type: Refine your search to only Patent

Well-Drilling Apparatus.

Description: Patent for an improved, simple, and efficient well sinking or drilling mechanism, especially meant for bit-securing devices, and the drill bits can be easily removed without removing the well tubing from the hole. The inventor uses "a stem or core carrying the drill bit and adapted to fit snugly in the bore of the tubing, together with a simple combination of devices whereby such stem or core can be locked against longitudinal and rotary movement by the manipulation of an operating rod which ex… more
Date: May 8, 1894
Creator: Horton, Stephen A.
Item Type: Refine your search to only Patent
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