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Anti-Freezing Tank Valve.

Description: Patent for a new and improved tank valve. This design consists in "[t]he combination, with the tank, its valve and lever, and valve-rod, of the frost-chamber having an annular space to receive the non-freezing compound, the stuffing-box around the rod and screw-threaded at the ends, and the screw-threaded caps . . . having necks and flanges" (lines 7-13).
Date: June 11, 1889
Creator: Barrett, William Henry
Partner: UNT Libraries Government Documents Department

Cotton Carrier.

Description: Patent for a new and improved cotton-carrier. This design consists in "the bottom having the ridged portion and the oppositely-inclined portions, said bottom being provided with a hook in front, the upright post in front for holding the lines, the posts upon the sides near the front, to which the mouth of the bag is secured to be held open, and the upright posts on the sides in the rear of the posts for holding the bags when filled" (lines 78-85).
Date: June 11, 1889
Creator: Smith, Robert Toumbleson
Partner: UNT Libraries Government Documents Department

Clinical Thermometer.

Description: Patent for a new and improved thermometer. This design has "[u]pon the body of the instrument a scale, preferably equivalent to the centigrade . . . in which the zero-sign is placed at the normal temperature of the body, each degree being divided into five or ten parts according to the size of the instrument and reading supernormal and subnormal degrees" (lines 20-26).
Date: June 11, 1889
Creator: Hunstock, Robert H. & Chávez, Emigdio
Partner: UNT Libraries Government Documents Department
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