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Shell or Projectile.
Patent for a "shell or projectile for firing from large guns...which can be discharged from the gun without danger of the dynamite exploding from the shock incident to the projecting explosive" (lines 8-9, 11-14).
Date:
March 21, 1911
Creator:
Murphy, William L.
System:
The Portal to Texas History
Cotton Stalk and Weed Cutter.
Patent for a new and improved cotton stalk and weed cutter. This design calls for "[a]n interchangeable cotton-stalk cutter and sulky plow . . . adapted to receive a plow at its rear end" (lines 67-70). The cutting blades can be raised and lowered as needed.
Date:
March 21, 1882
Creator:
Vannoy, James Harvey
System:
The Portal to Texas History