Auto-Lock (open access)

Auto-Lock

Patent for an invention of a valve locking device by which the fuel supply pipe can be cut off and a valve which is inserted in the said pipe locked in the cut off position.
Date: July 15, 1919
Creator: Melton, William C.
System: The Portal to Texas History
Beet Harvestor (open access)

Beet Harvestor

Patent for improvements and additional features in the mechanical frame of beet harvesting equipment.
Date: July 15, 1919
Creator: Hannum, Philip L.
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
Knee-Protector. (open access)

Knee-Protector.

Patent for knee protectors that provide padding for the wearer when kneeling, attached by springs that allow for comfortable movement and easy donning.
Date: July 15, 1919
Creator: Hooker, Rufus B.
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
Pump-Jack. (open access)

Pump-Jack.

Patent for improvements to pump jacks. Simple gravity actuated devices are provided to aid the power mechanism of the pump jack, resulting in smoother, more even operation.
Date: July 15, 1919
Creator: Dayton, William L.
System: The Portal to Texas History
Pump-Jack (open access)

Pump-Jack

Patent for an improved pump jack to increase its power when in use.
Date: July 15, 1919
Creator: Dayton, William L.
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
Hollow Building-Tile. (open access)

Hollow Building-Tile.

Patent for hollow building blocks or tile in a block form with a groove to easily insert a nailing strip which can be secured with nails or screws.
Date: July 15, 1919
Creator: Taylor, James T.
System: The Portal to Texas History
Poultry-Decapitator. (open access)

Poultry-Decapitator.

Patent for a poultry decapitator that will not cause poultry pain, and will have the necks cut evenly in a quick decapitation.
Date: July 15, 1919
Creator: Rece, Frank S.
System: The Portal to Texas History
Pie-Carrier. (open access)

Pie-Carrier.

Patent for "relatively inexpensive carriers for delivering or shipping pies" (lines 11-12), including one illustration.
Date: July 15, 1919
Creator: Hubig, Simon
System: The Portal to Texas History
Dry Closet. (open access)

Dry Closet.

Patent for improvements in dry closets with an illustration. The improvements patented are specific to separating "fecal matter and urine" (line 15).
Date: July 15, 1919
Creator: Moore, Joseph B.
System: The Portal to Texas History
Device for Making Vessels Invisible. (open access)

Device for Making Vessels Invisible.

Patent for improvements in "air and water craft" (line 13) invisible including illustrations. These improvements include invisibility through "plurality of plates or sections" (lines 18-19) and diffuse light, disguising the vessels.
Date: July 15, 1919
Creator: Chaddick, Mark
System: The Portal to Texas History