UNT Libraries Government Documents Department - 4 Matching Results

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Escapement for Timekeepers.

Patent for the improvement in the escapement of the watch for a "more regular and less liable to get out of order" through wear (lines 23-24), including illustration.

Date: October 12, 1858

Creator: Bishop, Josiah

Improved Water-Wheel.

Patent for the improvement of the water-wheel using curved buckets over a spiral water passage to increase power and volume, including illustration.

Date: February 8, 1859

Creator: Littlepage, C. V.

Improvement in Compositions Used as Building Materials.

Patent for making a new kind of building and fencing materials by using farm waste and inorganic settable ingredients such as quick-lime, clay or soil. No illustration.

Date: October 12, 1858

Creator: Raymond, N. C.

Window-Fastener.

Patent for a spring lever for fastening sliding windows, including illustration.

Date: August 31, 1858

Creator: Root, Irving