3 Matching Results

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Improvement in Chairs. (open access)

Improvement in Chairs.

Patent for improvement in chairs consisting of self-adjusting chair-backs.
Date: November 5, 1872
Creator: Haupt, William W.
System: The Portal to Texas History
Improvement in Hand-Vises. (open access)

Improvement in Hand-Vises.

Patent for hand vise to use as a tool for mechanics to hold small articles, can be attached to bits or augers for gauging the depth of a hole bored, and also for countersinking such holes for screws.
Date: November 19, 1872
Creator: Overton, Thomas
System: The Portal to Texas History
Improvement in bale-ties (open access)

Improvement in bale-ties

Patent for cotton bale ties, involving a lateral arm. Includes illustrations.
Date: November 26, 1872
Creator: Lloyd, Arnold
System: The Portal to Texas History