Adjuster for Locomotive-Headlights (open access)

Adjuster for Locomotive-Headlights

Patent for a mechanism for adjusting and mounting train headlights. Illustrations included.
Date: May 17, 1910
Creator: McCoy, Olan B.
Object Type: Patent
System: The Portal to Texas History
Plastic Base for Poles. (open access)

Plastic Base for Poles.

Patent for a plastic base for poles which aims to lengthen the life of the average pole and enable the use of poles of shorter lengths.
Date: May 17, 1921
Creator: Hoyle, Millard F.
Object Type: Patent
System: The Portal to Texas History
Wheel-Operated Lift Mechanism (open access)

Wheel-Operated Lift Mechanism

Patent for a wheel operated lift mechanism designed for agricultural implements with wheels which can raise the frame of the agricultural implement for easy access to the wheel. This tool is adjustable to raise or lower the frame for easy access to the wheel to disconnect it.
Date: May 17, 1921
Creator: Altgelt, Herman E.
Object Type: Patent
System: The Portal to Texas History
Cotton-Cultivator. (open access)

Cotton-Cultivator.

Patent for an improved cultivator used for tillage when the plows are not in the ground. The cultivator can also lighten the heaviness felt by the operator while the plow is being used.
Date: May 17, 1921
Creator: Barnett, James Samuel
Object Type: Patent
System: The Portal to Texas History
Holder for Dental X-Ray Films. (open access)

Holder for Dental X-Ray Films.

Patent for dental X-Ray holders that securely hold the film in place and categorize the X-Rays into series that comprise views of the whole mouth.
Date: May 17, 1921
Creator: Martin, James Madison
Object Type: Patent
System: The Portal to Texas History
Guide for Drive-Chains. (open access)

Guide for Drive-Chains.

Patent for a mechanism designed to prevent a guide chain from being displaced from the wheel(s) of its parent machine.
Date: May 17, 1921
Creator: Johnston, Horace G.
Object Type: Patent
System: The Portal to Texas History
Maize-Header. (open access)

Maize-Header.

Patent for simple and efficient maize header which is easy to operate by positioning it in a way that it needs minimum effort to operate.
Date: May 17, 1921
Creator: Jordan, Andrew P.
Object Type: Patent
System: The Portal to Texas History
Gradometer. (open access)

Gradometer.

Patent for a gradometer "which will accurately indicate under the most varying and unstable conditions the inclination and declination at which any moving body is traveling" (lines 10-13). The gradometer is "particularly adapted for use on motor vehicles" (lines 15-16).
Date: May 17, 1921
Creator: Hall, Sidney Wilson
Object Type: Patent
System: The Portal to Texas History
Combination Steeper and Dripper. (open access)

Combination Steeper and Dripper.

Patent for improvements of steeper and drippers combinations, specifically for tea or coffee, where a container the same depth of the pot will be provided in order to steep grounds easily and quicker.
Date: May 17, 1920
Creator: Nicholls, George Habberton
Object Type: Patent
System: The Portal to Texas History
Attachment for Coffins (open access)

Attachment for Coffins

Patent for a coffin attachment which supports the head and shoulders of the body and allows them to be adjusted vertically. Illustrations included.
Date: May 17, 1910
Creator: Deering, Uriah H.
Object Type: Patent
System: The Portal to Texas History
Bicycle (open access)

Bicycle

Patent for a bicycle propelled by the front wheel. Illustrations included.
Date: May 17, 1910
Creator: Franklin, Robert M.
Object Type: Patent
System: The Portal to Texas History
Automatic Railway Switch Lock (open access)

Automatic Railway Switch Lock

Patent for an automatic railway switch lock. Illustration included.
Date: May 17, 1904
Creator: Sulfer, Charles
Object Type: Patent
System: The Portal to Texas History
Clothes Pounder (open access)

Clothes Pounder

Patent for a clothes pounder. Illustration included.
Date: May 17, 1910
Creator: Turner, James S. & Campbell, John Luther
Object Type: Patent
System: The Portal to Texas History
Corn or Cotton Planter (open access)

Corn or Cotton Planter

Patent for a corn and cotton planter. Illustrations included.
Date: May 17, 1910
Creator: Wilks, Chance
Object Type: Patent
System: The Portal to Texas History
Cotton and Corn Scraper. (open access)

Cotton and Corn Scraper.

Patent for a new and useful cotton and corn scraper.
Date: May 17, 1898
Creator: Dove, Thoms F.
Object Type: Patent
System: The Portal to Texas History
Well Mechanism (open access)

Well Mechanism

Patent for a mechanism for drawing water from wells. Illustrations included.
Date: May 17, 1910
Creator: Layne, Mahlon E.
Object Type: Patent
System: The Portal to Texas History