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Combined Ventilator and Chimney.

Description: Patent for a new and improved combined ventilator and chimney. This design consists in "[a] combined ventilator and chimney . . . composed of a central flue surrounded by an annular air-chamber, in the top and bottom of which are openings, flange, and case, provided with a water-shed or apron, in combination with [a] section consisting of a flue or chimney, having its lower end inserted in the flue of the ventilator and extending therefrom above the roof, and covered with a cap or caps, and its… more
Date: January 15, 1884
Creator: Matthews, William F.
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Partner: UNT Libraries Government Documents Department

Cotton and Corn Planter

Description: Patent for "a durable and illexpensive planter which will serve to plant both corn and cotton in a perfect manner, and thus combine the two machines in one" (lines 11-14).
Date: October 15, 1889
Creator: Letot, Clement
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Oil Can.

Description: Patent for a new and improved oil can. This design "relates to that class of oil-cans which are used for supplying lubricating material to various kinds of machinery, and which usually consists of a can or receptacle having an orifice through which it may be filled, and a tapering spout for supplying the lubricant to the place where it is needed; and the invention has for its object to produce an oil-can which shall be specially designed for lubricating vehicle-axles, and which shall possess su… more
Date: December 15, 1885
Creator: Denton, Winfield Scott
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fare-Box

Description: Patent for new and useful improvements in electrical fare boxes.
Date: May 15, 1888
Creator: Crowdus, Walter A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Filter.

Description: Patent for a new and improved filter. This design "consist[s] of the receptacle having the receiving, settling, and filtering chambers, in the bottom of which filtering chamber are formed transverse wedge-shaped ridges, and at the bottoms of the settling, receiving, and filtering chambers and of the basin are arranged outlet pipes, which receiving, settling, and filtering chambers are separated from one another by walls or partitions of successively varying or lesser heights, and which basin is… more
Date: November 15, 1887
Creator: Waespi, Jacob; Fretz, Emil; Spellman, John & Frey, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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