Work Clamp. (open access)

Work Clamp.

Patent for an improved work clamp. The inventor claimed that the clamp was meant to be universal, allowing for several clamped pieces of material to be secured simultaneously for welding or other joining methods. The tool was meant to facilitate complex construction in a variety of machinery repair facilities and markets.
Date: November 25, 1919
Creator: Treuthardt, Arnold Charles
System: The Portal to Texas History