Bolt for Doors. (open access)

Bolt for Doors.

Patent for the improvement of bolt locks on double doors using a lever lock for safety and ease of locking and unlocking one or both doors, including illustration.
Date: June 26, 1860
Creator: Bonney, N. W.
System: The Portal to Texas History
Liquid-Fuel Burner. (open access)

Liquid-Fuel Burner.

Patent for improvements in liquid fuel burner that generates gas from liquids that requires no labor or supervision.
Date: June 8, 1920
Creator: Bittner, Emil R.
System: The Portal to Texas History
Baling Press (open access)

Baling Press

Patent for "an improvement in that class of presses adopted for baling hay" (lines 10-11) with illustrations.
Date: June 3, 1902
Creator: Arnold, Cyrus M.
System: The Portal to Texas History