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Triple Valve for Fluid-Pressure Brakes.
Patent for a triple valve for fluid-pressure brakes in trains that prevents accidental triggering of the emergency brakes.
Date:
October 10, 1911
Creator:
Robinson, John W. & Douglas, Frank L.
System:
The Portal to Texas History
Improvement in Ironing Apparatus.
Patent for "a machine for ironing clothing by means of a revolving heated roller, under which is passed a reciprocating table, on which the clothing is placed." (Lines 7-11) Includes instructions and illustrations.
Date:
October 24, 1876
Creator:
Bailey, Charles F. & Perrenot, George F.
System:
The Portal to Texas History