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Gas-Cylinder for Elevating Heavy Ordnance
Patent for "improved means for effecting the desired movements of the gun, to elevate the latter for discharge, and retract it for loading and concealment" (lines 19-24).
Date:
September 30, 1890
Creator:
Payne, John J. E. H.
System:
The Portal to Texas History
Rotary Reversible Steam-Engine
Patent for a rotary reversible steam-engine which is "not easy to get out of order, and the parts of which can be readily removed and replaced when worn or broken" (p. 1).
Date:
January 28, 1890
Creator:
Payne, John J. E. H.
System:
The Portal to Texas History