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Improvement in Combined Wrench and Saw-Set.
Patent for improvements in the "combination of a wrench with a saw-setting device attached to the sliding jaw thereof" (lines 17-19). Includes instructions and illustrations.
Date:
January 22, 1878
Creator:
Backer, Jacob
System:
The Portal to Texas History
Lubricating Device.
Patent for a new and improved lubricating device. This design consists of "[t]he combination, with the cross-head of an engine or other reciprocating part of machinery, and the guides or ways on which it works, of a reservoir for the lubricant, a wheel for taking up and applying the same to the friction-surface with which the wheel works in contact, and a spring for supporting the wheel" (para. 10). This design prevents dust and other pollutants from entering the reservoir.
Date:
January 22, 1878
Creator:
Walton, Franklin B.
System:
The Portal to Texas History