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Well-Drilling Machinery

Description: Patent for a drill used to drill wells in alluvial deposits. Illustrations included.
Date: May 26, 1908
Creator: Decker, Harry R.
Partner: UNT Libraries Government Documents Department

Vapor-Burner

Description: Patent for the improvements in vapor burners to produce a simple and inexpensive burner that accurately regulates the amount of oil fed, and can be readily cleaned.
Date: October 26, 1909
Creator: Bierbower, Ricard C.
Partner: UNT Libraries Government Documents Department

Lock.

Description: Patent for an invention that relates to locks. "The prime object of the invention is to provide a supplemental locking device for the holding element, which is entirely separate from the usual locking mechanism, so that should one unacquainted with the lock attempt to open it in the ordinary manner by operating said usual mechanism the holding element will still be securely locked and the attempt would thus be frustrated." (Lines 14-21) Illustration is included.
Date: November 26, 1901
Creator: Rodrigo, Hendrick
Partner: UNT Libraries Government Documents Department

Pipe-Lifter

Description: Patent for a pipe lifter to lift and hold pipes in place. Illustrations included.
Date: May 26, 1908
Creator: Layne, Mahlon E.
Partner: UNT Libraries Government Documents Department

Incandescent Hydrocarbon-Lamp.

Description: Patent for "a new and useful incandescent hydrocarbon-lamp employing an easily-evaporated oil for fuel which transformed into gas before burning." (lines 5-10) including instructions and illustrations.
Date: June 26, 1900
Creator: Yorty, Henry Harrison & Purdy, John S.
Partner: UNT Libraries Government Documents Department

Hay-Press

Description: Patent for a hay press that is built with a large capacity and operates with little friction. Illustrations included.
Date: January 26, 1909
Creator: Guthrie, Marion D.
Partner: UNT Libraries Government Documents Department

Fastening

Description: Patent for fastening. This invention is comprised of a threaded member and a socket that are adapted to a screw. Illustration included.
Date: October 26, 1909
Creator: Percival, Herbert E. & Key, Brewer W.
Partner: UNT Libraries Government Documents Department

Well Mechanism

Description: Patent for a well mechanism that provides a coupling with strong, tight joints for the other parts of the mechanism. Illustrations included.
Date: January 26, 1909
Creator: Layne, Mahlon E.
Partner: UNT Libraries Government Documents Department

Coin-Bank or Toy Safe

Description: Patent for "coin-banks or toy safes for containing hoarded coin" (lines 8-9). To provide a simple mechanism which "can be manufactured at an extremely low cost, which shall be of marked simplicity in construction, and in which coin will be securely contained..." (lines 11-14) including illustrations.
Date: March 26, 1901
Creator: Clarke, Marcus S.
Partner: UNT Libraries Government Documents Department

Aeroplane

Description: Patent for an aeroplane that uses centrifugal blowers to ensure a safe and practicable flight. Illustrations included.
Date: May 26, 1908
Creator: Judson, Fred I.
Partner: UNT Libraries Government Documents Department
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