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Portable Door-Fastener.

Description: Patent for a portable door fastener used to secure the door via the door frame.
Date: September 4, 1900
Creator: Lingle, Charles Llewellyn
Partner: UNT Libraries Government Documents Department

Gin-Saw Cleaner.

Description: Patent for a gin-saw cleaner, which also straightens the saw teeth.
Date: September 3, 1907
Creator: Bradford, McDuffee
Partner: UNT Libraries Government Documents Department
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