8 Matching Results

Results open in a new window/tab.

Improvement in Carriage-Springs (open access)

Improvement in Carriage-Springs

Patent for improved design for carriage-springs with included illustrations of the spring design as well as diagram of placement on a carriage/wagon.
Date: April 29, 1873
Creator: Richardson, J. D.
System: The Portal to Texas History
Improvement in Tents. (open access)

Improvement in Tents.

Patent for certain new and useful improvements in military tents that relates to folding tents including illustrations.
Date: April 8, 1873
Creator: Turner, Ephraim M.
System: The Portal to Texas History
Improvement in filters for Cane Juice, Oils, and Other Dense Liquids (open access)

Improvement in filters for Cane Juice, Oils, and Other Dense Liquids

Patent for Improvement in filters for Cane Juice, Oils, and Other Dense Liquids with description of the improved liquid strainer and three illustrated figure drawings.
Date: April 5, 1873
Creator: Lee, Archibald K.
System: The Portal to Texas History
Improvement in Cultivators. (open access)

Improvement in Cultivators.

Patent for an improvement in the design of corn cultivators, including illustrations.
Date: April 22, 1873
Creator: Helm, Jack
System: The Portal to Texas History
Improvement in Seed Planters. (open access)

Improvement in Seed Planters.

Patent for new improvement in seed planting that describes parts of the construction including instructions and illustrations.
Date: April 22, 1873
Creator: Suggs, Isaac T.
System: The Portal to Texas History
Improvement in Methods of Adjusting Signaling-Mirrors. (open access)

Improvement in Methods of Adjusting Signaling-Mirrors.

Patent for an improvement in the "method of throwing reflected light of a mirror with accuracy upon a distant object in flash-signaling" (lines 5-7), including illustrations.
Date: April 22, 1873
Creator: Kenney, Martin M.
System: The Portal to Texas History
Improvement in Ant Traps (open access)

Improvement in Ant Traps

Patent for the improvement of Ant traps, including to illustrated and labeled figures.
Date: April 1, 1873
Creator: Ames, Theodore G.
System: The Portal to Texas History
Improvement in Gate-Hinges. (open access)

Improvement in Gate-Hinges.

Patent for an improvement in the design of gate-hinges, including illustrations.
Date: April 15, 1873
Creator: Stone, John H.
System: The Portal to Texas History