Resource Type

Battery Terminal (open access)

Battery Terminal

Patent for an adaptable battery terminal design.
Date: April 15, 1919
Creator: Luthy, J. O.
System: The Portal to Texas History
Boll-Cotton Separator and Cleaner (open access)

Boll-Cotton Separator and Cleaner

Patent for a new boll-cotton separator and cleaner used for separating and cleaning boll, catch the cotton delivered to the separating chamber, remove cotton from catching means, etc.
Date: July 15, 1919
Creator: Simmons, Oliver G.
System: The Portal to Texas History
Adjustable Trunk-Rack (open access)

Adjustable Trunk-Rack

Patent for a trunk-rack that is adjustable and sturdy. The trunk-rack design indicates that the rack has wheels and adjustable components to accommodate various sized pieces of luggage.
Date: April 15, 1919
Creator: Wessinger, Lon Woodram
System: The Portal to Texas History
Underground Portable Drill (open access)

Underground Portable Drill

Patent for drilling machines for the object of drilling underground openings for laying gas, electric, water or any other conduits. A second object is sectional drill or track worm to keep drilling going without moving the machine.
Date: July 15, 1919
Creator: Branning, Willie F.
System: The Portal to Texas History
Door-Bolt. (open access)

Door-Bolt.

Patent for improvement in door bolts composing a device clamping a bolt to the bottom of the door.
Date: April 15, 1919
Creator: Yarberry, Roland L.
System: The Portal to Texas History