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Improvement in Insect-Destroying Compounds.

Description: Patent for "a mixture of the arseniate of soda and water, or arseniate of soda, dextrine, and water, prepared in certain proportions of the respective ingredients, for the purpose of destroying cotton-worms." (Lines 7-12) Includes instructions and illustrations.
Date: May 19, 1874
Creator: Braman, John D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Bleaching Resins.

Description: Patent for a process to "bleach, clarify, and refine the commonest and lowest grade of resin, and such is now known to the trade as black resin, as to produce therefrom, by a cheap and simple means or process, an article as pure as extra pale, or resin which is the product of the virgin dip, and which for use in all the arts where the finest quality of resin is desirable or required, is equally as valuable." (Lines 14-23) Includes instructions and illustrations.
Date: May 27, 1873
Creator: Lee, Archibald K.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Box and Bale Hooks.

Description: Patent for "a guard or shield, of leather or other equivalent material, combined with the handle or shank of the hook used for turning or otherwise handling bales or boxes, &c., to prevent the hands from rubbing or pressing against the bale or box, whereby the are often injured." (Lines 6-12) Includes instructions and illustrations.
Date: May 26, 1874
Creator: Knight, John W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Refining and Ageing Liquors.

Description: Patent for improvement in refining and ageing liquors, including an illustration. The process includes expelling air from distilled liquors, heating them to a boiling point and then cooling them in a waterbath, through the use of a closed, air-tight vessel surrounded by an open water-vessel.
Date: May 10, 1870
Creator: Gilman, Samuel H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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