6 Matching Results
Results open in a new window/tab.
Results:
1 - 6 of
6
Book-Sewing Machine.
Patent for improvements in book sewing machines, the descriptions are included by figures.
Date:
July 16, 1867
Creator:
Sims, Ferdinand
System:
The Portal to Texas History
Improvement in Oscillating Steam-Engine
Patent for improvements to steam-engines that employ oscillating cylinders for the drive-shaft.
Date:
July 6, 1869
Creator:
Richer, F. C.
System:
The Portal to Texas History
Improvement in Gang-Plows.
Patent for an improvement of gang-plows by arranging the plows in rows on to a fame which can be fastened to a wagon, when the wagon is in motion, it causes the plows to work in vertical motion. The height of the plow-frame can be adjusted. Illustration is included.
Date:
July 3, 1860
Creator:
Wilson, J. C.
System:
The Portal to Texas History
Improved Saw-Gummer.
Patent for a machine that uses a grindstone to sharpen rotary saws. Includes instructions and illustrations.
Date:
July 4, 1865
Creator:
Fosterm A. K.
System:
The Portal to Texas History
Improvement in Plows
Patent for improvements in the construction of plow-beams to be attached to the front axles of a wagon.
Date:
July 6, 1869
Creator:
Cummins, A. G. & Cummins, J. R.
System:
The Portal to Texas History
Improved Machine for Breaking and Scouring Hides
Patent for machinery for tanning animal hides.
Date:
July 20, 1869
Creator:
Bean, W. O.
System:
The Portal to Texas History