Resource Type

Degree Department

5 Matching Results

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Antiskidding Vehicle Wheel-Tire. (open access)

Antiskidding Vehicle Wheel-Tire.

Patent for an antiskidding vehicle wheel tire that has tread structure which prevents slippage or skidding of the tires on wet or icy roads.
Date: July 15, 1913
Creator: Dees, Mark A. & Dees, Thomas M.
System: The Portal to Texas History
Improvement in Car-Couplings. (open access)

Improvement in Car-Couplings.

Patent for "an improved automatic car-coupling that may be readily uncoupled from the side and top, and be employed to couple cars of different heights." (Lines 13-16) Includes instructions and illustrations.
Date: November 16, 1875
Creator: Ford, Oscar E.
System: The Portal to Texas History
Method of Enhancing Quality Factors in Cotton (open access)

Method of Enhancing Quality Factors in Cotton

Patent relating to a method of enhancing quality factors in cotton.
Date: June 9, 2006
Creator: Hake, Kater Davis; Chapman, Kent D.; Kerby, Thomas Arthur & Speed, Thomas Rainey
System: The UNT Digital Library
Self-Locking, Nut. (open access)

Self-Locking, Nut.

Patent for a "simple and efficient device" for "securely holding a nut upon a bolt" (lines 76-77).
Date: March 6, 1906
Creator: Galliher, Lawrence M.
System: The Portal to Texas History
Motor (open access)

Motor

Patent for a motor for a sewing machine that is simple and less expensive.
Date: August 31, 1900
Creator: Daniels, James R.
System: The Portal to Texas History