Resource Type
Counties
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Artificial-Stone Composition
Patent for "an artificial stone adapted for all purposes to which natural stone can be applied, and which can be given any desired shape while in a plastic state, or carved and polished after hardening" (lines 12-18).
Date:
January 28, 1890
Creator:
Blackmon, Albert M.
System:
The Portal to Texas History
Tie-Spacer.
Patent for improvement on tie-spacers when loaded on trucks for the process of creosoting ties. Allowing for treating fluid to flow between all sides of each tie when loaded, including illustrations.
Date:
October 28, 1919
Creator:
Sommerlatte, Joseph A.
System:
The Portal to Texas History
Cultivator.
Patent for a cultivator attachment that adjusts the beams to various distances apart.
Date:
October 28, 1919
Creator:
Kubenka, Otto E. & Janszen, August W.
System:
The Portal to Texas History