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Improvement in Washing-Machines.

Description: Patent for "washing-machines known as self-regulating machines; and consists in the arrangement for controlling at will the amount of pressure to be used, in combination with the construction of the feed and washing rollers." (Lines 11-15) Includes instructions and illustrations.
Date: July 1, 1873
Creator: Rowland, William M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Hay and Cotton Presses.

Description: Patent for a press that reduces the bulk of cotton, "allowing it to be baled into convenient form for transportation. It consists in a novel mode of attaching the side of the press-box, so that they can be speedily thrown down from the cotton after compression to allow its convenient manipulation. It also consists in a new mode of connecting the follower with its superposed lever, so that it can be readily turned up out of the way when the cotton is being filled into the press-box. It also cons… more
Date: September 9, 1873
Creator: Nelson, David A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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