Toy (open access)

Toy

Patent for a toy particularly adapted for the amusement of small children.
Date: May 29, 1914
Creator: Boyle, Frank J.
System: The Portal to Texas History
Internal-Combustion Engine (open access)

Internal-Combustion Engine

Patent for an internal-combustion engine with a novel form of rotary valve and other meaningful improvements to a combustion engine.
Date: September 29, 1914
Creator: Clough, George Golden
System: The Portal to Texas History
Telegraph Apparatus. (open access)

Telegraph Apparatus.

Patent for a telegraph apparatus for which a "permanent record may be made" (lines 25-26) with a typewriter. The telegraph apparatus also allows for "positive and minus impulses" (line 40) to be sent over the telegraph line. Illustrations included. Best Available Copy -- some fading of the text on first, third, and fifth pages; third page illegible in some places.
Date: July 29, 1913
Creator: Edwards, Claude M.
System: The Portal to Texas History
Miner's Lamp. (open access)

Miner's Lamp.

Patent for a miner's lamp with a combustion chamber that allows for the regulation and extinguishing of the flame. It is designed to be lightweight and cheap to manufacture.
Date: July 29, 1913
Creator: Sallander, Carl G.
System: The Portal to Texas History
Pocket Hair Brush. (open access)

Pocket Hair Brush.

Patent for useful improvements on the pocket hairbrush in which the bristles are movably mounted in a supporting frame in order to make the brush more compact.
Date: October 29, 1918
Creator: Walbach, James de B.
System: The Portal to Texas History
Shell. (open access)

Shell.

Patent for improvements to explosive projectile shells. Provides a shell adapted to contain gas and high explosives with constructed multi-layered shells with the intent to inflict as much damage as possible.
Date: April 29, 1919
Creator: Aoughsten, Richard G. & Aoughsten, Otto L.
System: The Portal to Texas History
Rail-Joint. (open access)

Rail-Joint.

Patent for an improved rail joint.
Date: August 29, 1911
Creator: Kotlarich, Pete M.
System: The Portal to Texas History