6 Matching Results

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Improvement in Cotton-Plows. (open access)

Improvement in Cotton-Plows.

Patent for improvements in plows with removable curved flanges.
Date: July 29, 1873
Creator: Sims, Zachariah B.
System: The Portal to Texas History
Improvements in Running Gears for Wagons. (open access)

Improvements in Running Gears for Wagons.

Patent for improvement in running gears for wagons. Improvement for class of vehicles in which the axles revolve with the wheels.
Date: June 24, 1873
Creator: Meddows, Issac Orson
System: The Portal to Texas History
Improvement in Cultivators. (open access)

Improvement in Cultivators.

Patent for an improvement in the design of corn and cotton cultivators, including illustrations.
Date: January 21, 1873
Creator: Sims, Zachariah B.
System: The Portal to Texas History
Improvement in Scew-Propellers. (open access)

Improvement in Scew-Propellers.

Patent for "means for guiding pivoted propeller-blades so that they can open and close readily and uniformly. It also consists in a new mode of applying a spring there-to so that the obliquity or resistance of the blades will be automatically graduated." (Lines 6-11) Includes instructions and illustrations.
Date: February 18, 1873
Creator: Wilson, Martin M.
System: The Portal to Texas History
Improvement in Running-Gears for Vehicles. (open access)

Improvement in Running-Gears for Vehicles.

Patent for vehicle running gear improvements consisting of two piece head-block, central eye, groove for king bolt, and wrought-iron brackets for parts.
Date: February 25, 1873
Creator: Meddows, Isaac O.
System: The Portal to Texas History
Improvement in Corn and Cotton Planters. (open access)

Improvement in Corn and Cotton Planters.

Patent for a new and useful seed-planter for corns and cottons, including instructions and illustrations.
Date: June 3, 1873
Creator: Sims, Zachariah B.
System: The Portal to Texas History