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5 Matching Results
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Animal Trap
Patent for an animal trap that can continue to trap more animals even after if traps one or more.
Date:
May 18, 1915
Creator:
Dennis, Decatur D.
System:
The Portal to Texas History
Check-Writer.
Patent for an automatic bank check writer that will type out the name of the payee and other figures. Rotatable type cylinders, a foot presser, and additional adjustable character dials are included in the invention objects.
Date:
May 18, 1920
Creator:
Wendelken, Charles
System:
The Portal to Texas History
Improvement in Vibrating Propellers
Patent for Improvement in vibrating propellers for steamers to improve the ability to control the vessel. Includes two illustrated and labeled figures.
Date:
February 18, 1873
Creator:
Macowitzky, Charles P.
System:
The Portal to Texas History
Inspirator Valve For Intake Manifolds
Patent for inspirator valve for to accelerate the air intake to the intake manifold as suction is increased.
Date:
September 18, 1917
Creator:
Brasier, William H.
System:
The Portal to Texas History
Preserving Apparatus
Patent for a preserving apparatus. This invention is designed to impregnate articles of food with preservatives or saccharine substance for the use of making catsups, nut syrups, fruit candy, and other like items. Illustration included.
Date:
June 18, 1907
Creator:
Holden, William G.
System:
The Portal to Texas History