5 Matching Results
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Clevis.
Patent for improvements in clevises in which a clevis can be used upon plows or harrows. When it is used, it “will obviate the necessity of using links or open rings in connection with the clevis and the singletree, as well as enable the plowman to cause his plow to run in the soil any desired depth or to cut a narrow or wide furrow.” (Lines 16-20) Illustration is included.
Date:
July 28, 1891
Creator:
Bruton, Alonzo D.
System:
The Portal to Texas History
Insecticide.
Patent for improvements in poisons for prairie-dogs, a “chemical compositions adapted to destroy vermin and more particularly prairie-dogs; but it may also be used to destroy many other sorts of vermin, including birds and insects.” (Lines 12-16) Ingredients and instruction of how to mix this compound are included. No illustration.
Date:
July 28, 1891
Creator:
Staples, David W.
System:
The Portal to Texas History
Sulky.
Patent for improvements in sulkies by using materials such as curved springs, cross-bar and braces to support the body of the vehicle and making it rigid, with a sturdy frame, the sulky would vibrate freely in every direction. Illustration is included.
Date:
July 28, 1891
Creator:
Harper, William D.
System:
The Portal to Texas History
Hay-Press.
Patent for improvements in hay-presses by simplify and increase the efficiency of the power head, so that it is capable of baling more hay in a given time. Illustration is included.
Date:
July 28, 1891
Creator:
McNeill, Charles DeWitt
System:
The Portal to Texas History
Swing Attachment for Cuspidors.
Patent for improved swing attachment for cuspidors in which “a cuspidor may be pivotally connected with a seat or equivalent support, held in horizontal position while connected, and rendered capable of being swung out from or beneath the seat and expeditiously and conveniently removed when necessary.” (Lines 11-17) Illustration is included.
Date:
July 28, 1891
Creator:
Horseman, Stephen
System:
The Portal to Texas History