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Saddle Jack.
Patent for a new and improved saddle-jack. This design consists in "the combination, with a support, of a post having a hollow trunnion and carrying a saddle-tree support on its upper end, and a bolt passing through the hollow trunnion and carrying hooks on its upper end for engaging a saddle-tree to hold it on its support" (lines 84-90).
Date:
April 1, 1890
Creator:
Garrett, Richard
System:
The Portal to Texas History
Radiator-Plug
Patent for improved radiator plug used for sealing radiators with a fluid-tight joint making it unnecessary to have the radiator pipe extended or threaded. This invention allows the pipe to be sealed at any point.
Date:
March 1, 1921
Creator:
Brown, Charles James
System:
The Portal to Texas History