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Automobile Torpedo
Patent for a submarine torpedo which explodes in the hull of a vessels it hits.
Date:
July 18, 1911
Creator:
Douglas, William M.
System:
The Portal to Texas History
Carbureter.
Patent for a new and improved carburetor. This design calls for "the apparatus [to be] submerged in water for the purpose of equalizing the temperature of the carbureting-liquid, and thereby imparting a more uniform illuminating quality to the gas; also obviating the danger of explosion from access of flame to the exterior of the apparatus" (para. 2).
Date:
July 18, 1876
Creator:
Pollard, James M. & Barton, Wallace R.
System:
The Portal to Texas History
Improvement in Tube-Expanders.
Patent for improvements to tube expanders with springs rigidly secured at one end, detachable rolls, and the ability to fit tubes of different sizes.
Date:
July 18, 1876
Creator:
Rooney, Hugh L
System:
The Portal to Texas History
Self-Oiling Handsaw.
Patent for invention of a handsaw which is an improvement of current version. This is simple, low cost and convenient handsaw and is operated easily without removing the grip.
Date:
July 18, 1916
Creator:
Pearson, Robert Bartley
System:
The Portal to Texas History
Acetylene-Gas Generator.
Patent for a new and useful acetylene gas generator, including instructions and illustrations.
Date:
July 18, 1899
Creator:
Eldridge, Hilliary & Blum, Sylvain
System:
The Portal to Texas History