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…
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Date:
June 21, 1887
Creator:
Smith, William R.
Item Type:
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Patent
Partner:
UNT Libraries Government Documents Department