Beehive (open access)

Beehive

Patent for a beehive. This invention is designed to increase hive production. Illustration included.
Date: November 1, 1904
Creator: Kerr, Oscar F.
System: The Portal to Texas History
Fifth-Wheel (open access)

Fifth-Wheel

Patent for fifth-wheels for vehicles of that form in which a turn-table containing ball-bearings is employed &c., &c." (lines 7-9) including illustrations.
Date: September 4, 1900
Creator: Fouts, Hiram Cicero
System: The Portal to Texas History
Crank For Drilling Machines (open access)

Crank For Drilling Machines

Patent for a crank used with drilling machines. Illustration included.
Date: December 18, 1906
Creator: Engleman, John Hickman
System: The Portal to Texas History