UNT Libraries Government Documents Department - 4 Matching Results

Search Results

Expansion-Plug.

Description: Patent for "an expansion plug wherein a traveling nut cooperates with a screw to expand or contract a sectional plug" (lines 8-11) with illustration.
Date: May 21, 1918
Creator: Barlow, Walter S.

Wire-Stretcher.

Description: Patent for an improvement wire-stretcher using a sliding, adjustable plate (non-rotating) that provides unique means for attaching, stretching, and adjusting the wire.
Date: April 2, 1918
Creator: Moore, Charles M.
Back to Top of Screen