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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
Improvement in Cotton Scrapers, Choppers, and Cultivators. (open access)

Improvement in Cotton Scrapers, Choppers, and Cultivators.

Patent for "a new and useful Improvement in Combined Cotton Scraper, Chopper, and Cultivator" (lines 4-6) including illustrations.
Date: November 2, 1875
Creator: McClung, Richard L.
System: The Portal to Texas History