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14 Matching Results
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Back-Pressure Valve
Patent for a back pressure valve for well drilling which may be "removed from the well with facility and despatch" (lines 18-20).
Date:
January 18, 1910
Creator:
Neighbors, Charles C.
System:
The Portal to Texas History
Number-Displaying Device.
Patent for illuminated signs which illuminate number displaying devices for vehicles. The patent includes instructions and illustrations.
Date:
August 18, 1914
Creator:
Jenner, George A.
System:
The Portal to Texas History
Improvements to Demountable Wheels
Patent for a new design for the demountable wheel with a new simple and strong construction that is made of a lighter pressed steel that may be manufactured at a relatively lower cost.
Date:
April 18, 1916
Creator:
Simmons, Oliver G.
System:
The Portal to Texas History
Wire-Screen Frame.
Patent for a more economical, foldable wire screen frame for doors with removable wire mesh, and included illustration.
Date:
December 18, 1917
Creator:
Carroll, Houston Monroe
System:
The Portal to Texas History
Check-Turning Device
Patent for improvements of check-turning devices. The improvements allow checks to be turned quickly especially by adding machine operators.
Date:
February 18, 1919
Creator:
Albaugh, Ellis
System:
The Portal to Texas History
Lifting Jack
Patent for lifting jack used to lift vehicles.
Date:
January 18, 1916
Creator:
Applewhite, Scott C.
System:
The Portal to Texas History
Lens Mounting.
Patent for an improvement to spectacles to prevent lens breakage. The change to the design of the spectacles are mounts on the nose piece that attaches to the lenses, as well as mounts that attach to the temples of the spectacles and the lenses.
Date:
May 18, 1918
Creator:
Rees, Charles S.
System:
The Portal to Texas History
Hair-Drying Apparatus.
Patent for an improved method of drying hair after washing that separates and parts the hair in numerous places to quickly and thoroughly dry the hair. The apparatus, that sits on the shoulders, also has an "improved fastener for holding the frame on the head" (lines 40-41), and the frame is collapsible.
Date:
June 18, 1918
Creator:
Moffitt, Mansfield M.
System:
The Portal to Texas History
Sanitary Attachment For Milk Pails
Patent for a dome lid that attaches to the top of a milk pail with two "tubes" in which to place the hands while milking a cow. The lid serves to protect the fresh milk from germs, dirt, and other contaminants.
Date:
May 18, 1915
Creator:
Williams, John Thomas
System:
The Portal to Texas History
Nutcracking-Machine.
Patent for a nut-cracking machine that can crack hard shelled nuts.
Date:
July 18, 1911
Creator:
Elder, Benjamin W.
System:
The Portal to Texas History
Nutcracking-Machine.
Patent for a nut-cracking machine for cracking hard shelled nuts.
Date:
July 18, 1911
Creator:
Elder, Benjamin Winchester
System:
The Portal to Texas History
Piano-Key Mounting.
Patent for a piano key mounting with a key pin that makes the "touch" required to depress the keys easily adjustable.
Date:
July 18, 1911
Creator:
Mayor, Enoch Allen
System:
The Portal to Texas History
Incinerator.
Patent for "an improved form of incinerator for burning garbage and other refuse, both solid and liquid, as well as the gases liberated therefrom, without the emission of smoke or noxious odors, or gases, and especially suitable for disposing of the refuse of military encampments, farms, hotels, houses, communities, etc., not provided with sewers" (lines 9-17), including instructions and illustrations.
Date:
March 18, 1913
Creator:
Charles, Oscar J.
System:
The Portal to Texas History
Rotary Engine
Patent for a rotary engine that uses steam as a motive agent. Illustrations included.
Date:
February 18, 1913
Creator:
Allan, William N.
System:
The Portal to Texas History