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Sad-Iron-Facing Machine.

Description: Patent for a sad iron facing machine, which grinds and polishes iron with a lateral movement rather than a straight one that speeds up the process and prevents gumming of the machine.
Date: September 14, 1909
Creator: Dorsey, Royal H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Gas-Engine

Description: Patent for a gas engine designed with "both reciprocating and rotary motor elements" (line 10) and to minimize back pressure. Illustrations included.
Date: February 23, 1909
Creator: Patterson, John E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sewing-Machine Attachment

Description: Patent for a sewing machine attachment used to support articles or implements used in the sewing process. Illustrations included.
Date: October 5, 1909
Creator: Kleuser, Clara H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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