Wire Stretcher (open access)

Wire Stretcher

Patent for a wire stretcher. Illustration included.
Date: December 15, 1908
Creator: Todd, James C.; Harvison, John A. & Howard, William F.
System: The Portal to Texas History
Heat-Producing Process. (open access)

Heat-Producing Process.

Patent for Improvements in Heat-Producing Processes by way of "process of producing heat and conserving heat..." for use in various types of furnaces (lines 9-10).
Date: October 15, 1918
Creator: Bone, David R.
System: The Portal to Texas History