Antiskidding Vehicle Wheel-Tire. (open access)

Antiskidding Vehicle Wheel-Tire.

Patent for an antiskidding vehicle wheel tire that has tread structure which prevents slippage or skidding of the tires on wet or icy roads.
Date: July 15, 1913
Creator: Dees, Mark A. & Dees, Thomas M.
System: The Portal to Texas History
Knockdown Extension Covered Wagon-Bed (open access)

Knockdown Extension Covered Wagon-Bed

Patent for a knock-down wagon bed, particularly to be extensible for cotton hauling.
Date: July 15, 1919
Creator: Joly, Charles J.
System: The Portal to Texas History
Fluid-Pressure Regulator (open access)

Fluid-Pressure Regulator

Patent for a fluid pressure regulator which regulates the supply of steam and oil to an oil burner. Illustrations included.
Date: July 19, 1910
Creator: Beech, William E.
System: The Portal to Texas History
Electric-Motor Drive. (open access)

Electric-Motor Drive.

Patent for an electric-motor drive that can be used specifically with a cotton tramper, including instructions and illustrations.. This invention serves multiples methods of improvement compared to current electric-motor drives, and will make the processes its involved in more efficient, while being inexpensive to construct.
Date: July 31, 1917
Creator: Whitt, Joseph E.
System: The Portal to Texas History