Resource Type

Improvement in Grinding-Mills. (open access)

Improvement in Grinding-Mills.

Patent for an improvement in grinding mills which purports to save time.
Date: November 15, 1870
Creator: Westmoreland, Joseph M.
System: The Portal to Texas History
Improvement in Brick-Machines. (open access)

Improvement in Brick-Machines.

Patent for an improvement brick machines that includes "an endless chain of molds at the bottom of the press box [...] in combination with a pressing plate and a cut-off plate" (lines 18-22).
Date: November 2, 1875
Creator: Fisher, Charles N.
System: The Portal to Texas History