Carpenter's Square. (open access)

Carpenter's Square.

Patent for a carpenter's square that uses an improved attachment "for laying off bevels at various angles" (lines 15-16).
Date: June 16, 1914
Creator: Buckland, Charles O.
System: The Portal to Texas History
DAM CONSTRUCTION (open access)

DAM CONSTRUCTION

Patent for a movable dam wall shorter than the depth of the water behind it, including illustrations.
Date: March 3, 1914
Creator: Hunt, Edward B.
System: The Portal to Texas History
Combined Railroad Level and Gage. (open access)

Combined Railroad Level and Gage.

Patent for a device that combines a railroad level and a railroad gauge. This invention provides a compact tool that determines the condition of tracks as to level and gauge.
Date: March 4, 1919
Creator: Fuller, Benjamin A.
System: The Portal to Texas History
Leaf for Books (open access)

Leaf for Books

Patent for certain improvements in leaves for books, specifically hotel registers and similar, that materially prolong the life of the leaf.
Date: April 23, 1918
Creator: Moore, William R.
System: The Portal to Texas History
Underscoring Attachment for Type-Writers. (open access)

Underscoring Attachment for Type-Writers.

Patent for an improvement on an underscoring attachment for type writers that allows the user to use the functions of underscoring, correcting, and cancelling characters as they type, allowing some functions to occur simultaneously, including instructions and illustrations.
Date: July 17, 1917
Creator: Aiton, Fred
System: The Portal to Texas History
Spur. (open access)

Spur.

Patent for an improvement in spurs, this one containing a forked end with a rowel on each end of the fork. This is to ensure the rowels have a broad surface adjacent to each rowel and to prevent less injury to an animal when in use.
Date: February 4, 1919
Creator: Cook, Landon H.
System: The Portal to Texas History
Harrow Attachment for Cultivators. (open access)

Harrow Attachment for Cultivators.

Patent for Harrow Attachment for Cultivators to replace shovels or blades.
Date: November 25, 1913
Creator: Lancaster, Harris E.
System: The Portal to Texas History
Stove-Lid and Damper (open access)

Stove-Lid and Damper

Patent for a stove-lid and damper. Both the lid and damper have innovative spiral openings that can be brought into and out of alignment by rotation of the damper portion, thereby adjusting the size of the opening by which stove temperature can be adjusted.
Date: June 18, 1918
Creator: Parton, Clarence Ernest Stanhope
System: The Portal to Texas History
Railway-Switch Stand. (open access)

Railway-Switch Stand.

Patent for a railway switch stand that locks "a switch of this class and from which the lock cannot be removed except when the switch is fully locked, thus obviating accidents by always insuring a locked condition of the switch after operation and thereby preventing the switch from being subsequently actuated by unauthorized persons" (lines 11-20), including illustrations.
Date: May 16, 1916
Creator: Berger, James H. & Rosson, George T.
System: The Portal to Texas History
Washing-Machine. (open access)

Washing-Machine.

Patent for an improvement to washing machines in which clothes are cleansed with the aid of a plunger apparatus propelling soapy water through them.
Date: May 5, 1914
Creator: Terry, David C.
System: The Portal to Texas History
Hay Rake (open access)

Hay Rake

Patent for a hay rake comprised of "a wheeled rake from, a support mounted behind the said frame, braces connecting the support with the rake frame, a fork having its stem swiveled in the support and rising above the same, a wheel carried by the fork, a draft tongue mounted on the support and located to the rear of the rake frame . . ." (100-107)
Date: September 28, 1915
Creator: Mallett, Charles J.
System: The Portal to Texas History
Marking Attachment for Planters. (open access)

Marking Attachment for Planters.

Patent for an attachment for agricultural machines, such as planters and cultivators, that marks off the distance between rows. The attachment consists of a marker that projects laterally from the ground to form a guide for the driver of the machine.
Date: April 8, 1913
Creator: Hallenbeck, Garrett L.
System: The Portal to Texas History