UNT Libraries Government Documents Department - 80 Matching Results

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Advertising Device

Description: Patent for an Advertising Device. This device provides "a series of hinged leaves so mounted that those exposed to view have the experience of being part of a book." (lines 14-17). "A further object is to provide means which will conceal the operating mechanism, and mystify the observer" (lines 23-25), with a "supporting structure and a dummy provided with a movable hand...for turning said movable shaft as the leaves are turned" (lines 3-13).
Date: April 6, 1912
Creator: Friedman, Bernard Z.
Item Type: Refine your search to only Patent

Advertising Device

Description: Patent for an advertising device meant to sit on a desk as a ruler. This device is designed to make the images on its surface appear to be suspended in air when it is lifted. It can be manufactured cheaply and is intended to be distributed for free as both a ruler and advertisement.
Date: April 9, 1918
Creator: Glisson, Amos Adolphus
Item Type: Refine your search to only Patent

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.
Item Type: Refine your search to only Patent

Aerial Ship

Description: Patent for "a ship for navigating the air, which shall be almost or quite as easily governed and controlled as regards its course of travel, irrespective of the direction of the wind and in other respects, as a ship provided with propelling means, used to sail in or through the water" (lines 9-15).
Date: April 19, 1892
Creator: Riddle, William Nelson
Item Type: Refine your search to only Patent

Antifreezing Valve and Closet-Cistern

Description: Patent for "valves which will allow all the water to flow out of the popes to a position below freezing-point after each application of water, whether the water is used in a closet-cistern or drawn out of a hudrant or other application is made, and to arrange the valves so that the supply-valves will be automatically closed by water-pressure in connection with the operation of a siphon in a closet-cistern and the waste-valve will be closed by the pressure of water, siphonic action, or both, whe… more
Date: April 23, 1901
Creator: Wilkes, George W.
Item Type: Refine your search to only Patent

Baling-Press

Description: Patent for improvements in baling presses "in which the necessary motion may be imparted to the plunger in a rapid and effective manner, and which shall be productive of considerable saving of labor and power" (lines 15-19)
Date: April 29, 1890
Creator: Anderson, Zachariah J.
Item Type: Refine your search to only Patent

Car Door.

Description: Patent for a new and improved door for railroad cars. This design consists in "a car having a door-opening, top and bottom tracks, and perpendicular door-posts, one post provided with a series of recesses in its side next to the opening and the other having recesses in its outer side or side nearest the end of the car . . . the door sliding on said tracks and having forwardly-projecting cleats on its front edge to enter the recesses in the first-named post, and provided on its inner side at its… more
Date: April 2, 1889
Creator: Goelet, Edward B.
Item Type: Refine your search to only Patent

Car-Seat

Description: Patent for "an inexpensive form of car-seat, wherein the parts are so arranged that the back of the seat may be adjusted to almost any angle desired, a leg or foot rest, which also may be adjusted to suit the convenience of the occupant of the seat" (lines 7-13).
Date: April 2, 1889
Creator: Goelet, Edward B.
Item Type: Refine your search to only Patent

Cigar-Cutter and Match-Safe.

Description: Patent for a match-safe and cigar-cutter “receptacle for holding matches from which only one match can be taken at one time and to means for shifting the matches and at the same time cutting a cigar-tip.” (Lines 7-11) Illustration is included.
Date: April 22, 1902
Creator: Taylor, James P.
Item Type: Refine your search to only Patent

Closet-Cistern and Valve Therefor

Description: Patent for "a cistern which needs no valve to start the siphon to work and to construct a valve which can be operated by a rod which runs up through the supply-pipe, thus doing away with the stuffing-box for a rod for operating the valve" (lines 11-16).
Date: April 23, 1901
Creator: Wilkes, George W.
Item Type: Refine your search to only Patent

Combine Dimmer and Adjuster for Headlights

Description: This patent is for the improvement of illumination and more particularly relates to a combined dimmer and adjuster for headlights. The primary aim is for the improvement of dimmers on the lamps of a motor vehicle so that the dimmers might be adjusted together with respect to the lamps so that various positions of vertical and horizontal adjustment are possible and if necessary, the removal of the cover of the lamps.
Date: April 9, 1918
Creator: Averitt, Robert W.
Item Type: Refine your search to only Patent

Conveyer.

Description: Patent for a conveyor for grain or gravel, which is made up of a series of trucks on rails which dump the materials out at set points and then right themselves.
Date: April 14, 1908
Creator: Schubert, George
Item Type: Refine your search to only Patent
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