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Improvement in Windmills
Patent for the improvement of wind mills, that includes a detailed description as well as labeled figure drawings.
Date:
May 20, 1873
Creator:
Jackson, Thomas R.
System:
The Portal to Texas History
Improvement in Jack-Screws and Clamps Combined.
Patent for an invention "to combine a jack-screw or lifting-jack with a clamp, so that they may be interchangeably used." (Lines 19-21) Includes instructions and illustrations.
Date:
May 20, 1873
Creator:
Jackson, Thomas R.; Jackson, Asberry C. & Watson, Claudius S.
System:
The Portal to Texas History
Improvement in Shingle-Bolting Machines.
Patent for a shingle-bolting machine.
Date:
December 1, 1874
Creator:
Fletcher, William A.
System:
The Portal to Texas History
Improvement In Percussion-Shells.
This patent was created for individuals to be able to hit an object with the instrument and the oject immediately explodes on impact. It then produces an excessive amount of explosions. The invention is made out of shells with sections assembled together infused with different substances, and connected by a fuse.
Date:
April 9, 1878
Creator:
Urquhart, John M.
System:
The Portal to Texas History
Improvement in Drawing Off Tallow, Lard &c., from Rendering-Tanks.
Patent for a new method for drawing off tallow, lard, etc. from pressure tanks by introducing water. This includes illustrations.
Date:
June 7, 1870
Creator:
Archer, John H.
System:
The Portal to Texas History