Texas Patents - 2 Matching Results
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- Propeller
- Patent for a boat propeller that does not create a vacuum behind it and is more efficient than other propellers.
- Railway-Tricycle.
- Patent for a railway-tricycle that consists "of a frame carrying a front and rear wheel, a cross-bar mounted to swing on the said frame and carrying a guide-wheel for the second rail, and a handle-bar connected with the said cross-bar to manipulate the latter" (line 14-19).