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Envelope or Bag Machine

Description: Patent for a machine "for making envelopes, paper bags, and the like wherein the blank which is to form the envelope or bag is automatically fed into the machine at its receiving end by a suitable feeder and is folded and gummed on its way through the machine, being finally delivered in a marketable condition at the delivery end of the machine" (lines 10-17).
Date: June 24, 1890
Creator: Clarke, George R.
Partner: UNT Libraries Government Documents Department

Bookbinding

Description: This is a letter patent for the bookbinding invention as a means for holding books, pamphlets, catalogs, and other similar paper materials together. The purpose of this invention is to make it possible to place additional material inside the same covers, and with the original contents of a book without breaking or tearing the binding.
Date: June 22, 1911
Creator: Robinson, Edward K.
Partner: UNT Libraries Government Documents Department

Coin Operated Electrical Weighing Scale.

Description: Patent for a new and improved coin-operated electric weighing-scale. This design consists in "the combination of the chute-section adapted to receive a coin or similar metallic piece, and having insulated electrical conductors, a weighing machine having its indicator disconnected from the main portion of the weighing mechanism, a stop on said main portion to limit the movement of the indicator when released, a latch for securing said indicator at the zero-point, and electrical connections betwe… more
Date: June 21, 1887
Creator: Smith, William R.
Partner: UNT Libraries Government Documents Department

Coin-Controlled Vending-Machine

Description: Patent for a coin-operated vending machine. Illustrations included.
Date: June 6, 1911
Creator: Boucher, Horace E.
Partner: UNT Libraries Government Documents Department
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