Resource Type
States
6 Matching Results
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6
Improvements in Expanding Mandrels.
Patent for improvements in expanding mandrels by way of an expanding-chuck.
Date:
January 23, 1872
Creator:
Simons, John
System:
The Portal to Texas History
Improvement in Cultivators.
Patent for improvement in horse-drawn cultivators.
Date:
April 23, 1872
Creator:
Jordan, Hugh Paxton
System:
The Portal to Texas History
Improvement In Cultivators
Patent for an improved cultivator, with adjustable wheel base, plow height and more (pg 1).
Date:
July 23, 1872
Creator:
Griffith, William H.
System:
The Portal to Texas History
Improvement in Fences.
Patent for improvement in iron fences by using rails and bars to support the braced posts. All the parts are easily taken apart, this flexibility allows the fence to be set on uneven as well as on level ground. Illustration is included.
Date:
July 23, 1872
Creator:
Lerick, Isaac N.
System:
The Portal to Texas History
Improvement in Medical Compounds or Bitters.
Patent for a medical compound prepared with whisky, gentian-root, cinchonabark, quassia and cloves which is intended as "a remedy for miasmatic fevers" (line 23) including instructions for the preparation and administration of the medicine.
Date:
January 23, 1872
Creator:
Turner, Richard G.
System:
The Portal to Texas History
Improvement in Grinding-Mills.
Patent for the improvement of grinding-mills, including a description and illustration.
Date:
July 23, 1872
Creator:
Loy, George W. & Baker, Francis C.
System:
The Portal to Texas History