UNT Libraries Government Documents Department - 4 Matching Results

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Improvement in Syringe for Destroying Cotton-Plant Worms.

Patent for improved instrument to be used to destroy cotton-worms, this instrument “provided with a nozzle, having a fine discharge-passages, through which the liquid is forced slowly, in the form of spray, and that the same nozzle is provided with an inlet-tube, through which liquid can be rapidly drawn into the barrel for filling it, but which will be automatically shut at the commencement of discharging the liquid through the nozzle, and kept shut during such discharge.” (Lines 55-62) Illu… more

Date: June 15, 1869

Creator: Robira, Antonio

Book-Sewing Machine.

Patent for improvements in book sewing machines, the descriptions are included by figures.

Date: July 16, 1867

Creator: Sims, Ferdinand

Improvement in Cotton Picker and Cleaner.

Patent for an invention that "relates to certain novel improvements on machinery which is designed for rapidly and thoroughly cleaning and picking the interior grades of cotton, and the badly picked and ginned cottons, and for effecting this result without cutting or in any manner damaging the cotton fiber"(lines 19-25). The patent includes instructions and an illustration.

Date: September 1, 1868

Creator: Gilman, Samuel H.

Improvement in Machines for Polishing Marble, &c.

Patent for an improved machine that rubs and polishes marble using a sand and water box moving forward and backward to polish the stone without man power and tools, including illustration.

Date: March 20, 1860

Creator: Emmett, William