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Electric-Circuit -Closing Device.

Description: Patent for certain new and useful improvements in electric circuit closing devices.
Date: March 22, 1898
Creator: Newman, George
Partner: UNT Libraries Government Documents Department

Check-Punch.

Description: Patent for a simple, inexpensive, and compact check-punch that can be operated by one hand and doesn't take much power to operate. The machine consists of two movable members, "one of which carries all of the male and the other all of the female dies, said members being so related that when moved relatively to each other in one direction all the male dies move as a single member...and enter the female dies, and when moved in the opposite direction all of said male dies are withdrawn" (lines 12-… more
Date: March 17, 1896
Creator: Woodworth, Charles H.
Partner: UNT Libraries Government Documents Department

Apparatus for Condensing Flue-Dust.

Description: Patent for an apparatus for "condensing and saving the flue-dust passing with the waste gases through the chimney of lead-smelting furnaces." (Lines 9-12) Includes instructions and illustrations.
Date: March 29, 1892
Creator: Hizon, Hiram W.
Partner: UNT Libraries Government Documents Department
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