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Washing-Machine.

Description: Patent for a washing machine composed of a suds box, a stationary rubber piece, and rubber rollers.
Date: April 2, 1907
Creator: Thompson, Henry E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bat-Forming Apparatus.

Description: Patent for a machine for use in making cotton batting which takes the cotton in by an air current and then distributes it evenly throughout the mold for the batting. Illustration is included.
Date: July 2, 1907
Creator: Haynes, Daniel
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Apparatus for Testing Errors of Refraction

Description: Patent for an eye testing device that has a movable lens, a measuring device for correction, and two different cards with test type on them which are fed into the machine during testing for astigmatism and myopia, presbyopia, and hyperopia to determine the level of correction needed in glasses.
Date: July 2, 1907
Creator: Bahn, Gustavus Adolphus
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Closure for Bottles, &c.

Description: Patent for a tamper-proof bottle cap made of flexible metal that expands to seal the bottle and cannot be removed and replaced without signs being evident in the bottle and cap.
Date: April 2, 1907
Creator: Hull, John William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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