UNT Libraries Government Documents Department - 607 Matching Results

Search Results

Adjustable Light Shade and Reflector.

Description: Patent for a new adjustable light shade and reflector with "a shade and a support therefor so provided with joints that the shade may be given any desired angle of reflection, relative to the light, and its relative distance from the light may be regulated" (lines 13-17), which includes illustrations and instructions.
Date: March 7, 1911
Creator: Spivey, Lillian Hale

Advertising-Machine

Description: Patent for an advertising machine for displaying various advertising cards in a motorized machine that displays all the different cards as it goes around in a circle.
Date: April 18, 1911
Creator: Helm, Virgil L.

Aeroplane.

Description: Patent for an aeroplane with a propeller, which is "pivotally mounted and adjustable into different positions relative to the planes in order to produce either a rising movement or thereof or a driving movement in a horizontal or other plane" (lines 26-30).
Date: September 19, 1911
Creator: Andrae, Ernest H.; Andrae, E. H.

Airship

Description: Patent for a dirigible airship for aerial navigation, "to provide the balloon or gas bag with aeroplanes which serve to steady the balloon during the flight of the ship, and to increase the lifting power of the balloon when the ship is under motion, the arrangement being such as to enable said aeroplanes to be converted into a parachute, should the balloon or gas bag become deflated" (lines 20-28).
Date: January 17, 1911
Creator: Keller, James M.

Amusement Device

Description: Patent for an amusement device. This invention uses a ballast and simulates the appearance and motion of a floating ship under way. Illustrations included.
Date: March 28, 1911
Creator: Corneliussen, Ivar

Animal-Trap

Description: Patent for a foot trap for catching animals known for their furs that will prevent the animal from gnawing the trap or his foot off.
Date: May 9, 1911
Creator: Roberson, Elige L.

Ant-Trap.

Description: Patent for ant traps that has a body portion with upper and lower inlet chambers. The trap is connected with the upper inlet chamber by a passage-way through which the ants may pass.
Date: December 19, 1911
Creator: Seifert, Adolf R. R. & Campbell, Bertha

Ant Trap.

Description: Patent for an in-ground ant trap that prevents the ants from escaping once caught in the trap, including instructions and illustrations
Date: September 12, 1911
Creator: Knox, Jessie Lonzo
Back to Top of Screen