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Sash-Fastener.

Description: Patent for a window sash lock that will hold the window in place at the desired position and is easy to attach and operate.
Date: April 16, 1907
Creator: Miller, Charles H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bridge.

Description: Patent for "improvements in bridges of that class which are used for crossing streams or country roads, and for such other purposes as a bridge may be desired" (lines 15-18), with instructions and illustrations.
Date: August 16, 1887
Creator: Mitchell, Joseph
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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