UNT Libraries Government Documents Department - 2 Matching Results

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Combination-Flue.

Description: Patent for the improvement of combination flue to be more inexpensive and for the parts to be more readily assembled and properly supported.
Date: January 20, 1920
Creator: Carl, Reinhold Adolph

Washing-Machine.

Description: Patent for an improved washing machine: "The invention consists in combining a lower cylinder having longitudinal spiral grooves with an upper cylinder having longitudinal straight grooves and holes" (lines 14-17).
Date: January 20, 1880
Creator: Dorris, George W.
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