Compressed-Air Machine. (open access)

Compressed-Air Machine.

Patent for an "an automatically acting compressed air machine where a reciprocating action is desired" (lines 9-11) "which will be automatic and positive in its action, which may be operated with minimum amount of compressed fluid, and which has relatively few parts that might get out of order" (lines 12-18).
Date: April 9, 1912
Creator: Saurenmann, Jacob Gilmore
System: The Portal to Texas History
Wrench (open access)

Wrench

Patent for a pipe and nut wrench. Illustrations included.
Date: May 7, 1912
Creator: Wood, Hezekiah M.
System: The Portal to Texas History
Liquid-Fuel Burner (open access)

Liquid-Fuel Burner

Patent for a liquid fuel burner for steam engine boilers.
Date: November 26, 1912
Creator: Willis, Charles W.
System: The Portal to Texas History