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in creator/contributor: "Rudolph, C. F."  
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Traffic-Signal.

Description: Patent for a traffic signal that provides a way for automobiles to notify other vehicles that the operator is about to make a turn or bring his vehicle a stop, with illustrations.
Date: December 23, 1919
Creator: Tillery, John F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Torpedo-Controlling Apparatus.

Description: Patent for improvements to a torpedo controlling apparatus. Electrically operated wings or vanes are added to the exterior of the torpedo, allowing remote control from within an airplane. The position and angle of the wings or vanes affect the depth of the submerging operation.
Date: August 12, 1919
Creator: Longoria, Nicholas
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Time-Switch.

Description: Patent for a time switch "which will be automatically operated to close the circuit and to open the circuit at predetermined times so that the translating devices in the circuit may be maintained energized for a predetermined length of time," (lines 10-15) including illustrations.
Date: January 15, 1918
Creator: Scholl, Max
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tire-Heater.

Description: Patent for an improved tire heater that utilizes gasolene (gasoline) or other liquid hydrocarbon burners to encircle a tire and direct jets of flame at it to quickly heat the tire. The tire heater can adapt to fit tires of different sizes.
Date: June 18, 1918
Creator: Palmero, Louis M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Poultry-Feeder.

Description: Patent for a poultry feeder machine that automatically releases feed when a chicken pecks at the bait suspended from a lever. It helps prevent wasting the feed, including illustrations.
Date: August 15, 1916
Creator: Seamans, John D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Signal Stand

Description: Patent for a signal stand designed for use in connection with train order boards employing a semaphore as a signal. "The invention, broadly stated, comprises a stand having suitable feet and arms connected by a body portion, said arms serving as a support for a notched quadrant, which quadrant is secured to the arms, a plurality of interconnected layers, one of said levers having a fulcrum or pivotal mounting with the body portion, another of said levers being formed in two parts, one part of w… more
Date: September 10, 1918
Creator: Fleagle, Robert H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Display or Advertising Device.

Description: Patent for a dimple, durable display or advertising device "which may be easily and conveniently used for displaying or exposing an advertising sign in a manner to attract attention to the same" (lines 14-17), including instructions and illustrations.
Date: May 14, 1918
Creator: Fox, William N.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Ignition System for Internal-Combustion Engines.

Description: Patent for Ignition System for Internal-Combustion Engines. "This invention relates to ignition systems for internal combustion engines and comprehends the provision of a dual ignition system for multiple cylinder engines with which either battery or magneto current may be used and having only two coils, one with a vibrator for the magneto current and one without a vibrator for the battery current." (line - 2)
Date: April 23, 1918
Creator: Richards, Harvey B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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