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5 Matching Results
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Ant-Trap.
Patent for a new type of ant trap that captures ants by having them crawl up a wooden central chamber and then fall into a sheer metal pit. Includes illustrations.
Date:
December 8, 1891
Creator:
Walker, Stephen A.
System:
The Portal to Texas History
Plow.
Patent for improvements in plow in which the plow can perform a variety of purposes and to obviate the necessity of employing more than one plow for accomplishing the same. The plow can be adjusted to run either on shallow or deep ground. Illustration is included.
Date:
December 8, 1903
Creator:
Campbell, John Daniel
System:
The Portal to Texas History
Seed Planter
Patent for a seed planter for use with planting corn and cotton. Illustration included.
Date:
December 28, 1909
Creator:
Wilson, William A. & Whaley, James M.
System:
The Portal to Texas History
Trap
Patent for Trap
Date:
December 12, 1916
Creator:
Smith, William M.
System:
The Portal to Texas History
Cultivator-Shovel
Patent for a shovel that is designed for scrapping and opening furrows. The angle of the shovel blade can be easily adjusted to the correct angle as to make the correct size furrow row in the field.
Date:
December 19, 1902
Creator:
Johnson, Alvis
System:
The Portal to Texas History