Well Sinking Apparatus (open access)

Well Sinking Apparatus

Patent for a well sinking apparatus. Illustration included.
Date: January 3, 1905
Creator: Johnston, Horace G.
System: The Portal to Texas History
Knee-Pad (open access)

Knee-Pad

Patent for knee-pads that are used for berry or cotton pickers.
Date: May 3, 1915
Creator: Holsey, Walter R.
System: The Portal to Texas History
Improvement in Bed-Bug Exterminators. (open access)

Improvement in Bed-Bug Exterminators.

Patent for "a machine for exterminating bed-bugs by steam." (Lines 11-12) Includes instructions and illustrations.
Date: June 3, 1873
Creator: Fewell, Calvin L.
System: The Portal to Texas History
Washing Compound (open access)

Washing Compound

Patent for a washing compound that can be employed in cleansing fabrics without danger of causing colors to fade.
Date: May 3, 1892
Creator: Odell, Jacob
System: The Portal to Texas History
Removable Mouthpiece for Smoking-Pipes (open access)

Removable Mouthpiece for Smoking-Pipes

Patent for a removable mouthpiece for smoking pipes that is made of rubber and prevents saliva from going into the pipe.
Date: September 3, 1912
Creator: Lindley, Frederick R.
System: The Portal to Texas History
Drag Saw. (open access)

Drag Saw.

Patent for a new and improved drag-saw. This design "consist[s] of a standard, two beams connected to the standard on opposite sides thereof, a crank-shaft held by the standard, suitable drive-gearing for operating the same, a pitman connecting the crank-shaft and the saw, a pendulum attached to the saw and the pitman at one end and to a sliding head-block at the other end, the head-block sliding in the slotted standards and having a rack-bar extended therefrom, a pawl engaging the rack, the operating-cord attached to the head-block and passing over a guide-pulley on the slotted standards" (lines 4-16).
Date: November 3, 1885
Creator: Boston, Arnet P.
System: The Portal to Texas History