. Digest of United States automobile patents from 1789 to July 1, 1899, including all patents officially classed as traction-engines for the same period. Chronologically arranged ... together with lists of patents in the classes of portable-engines, traction-wheels, electric locomotivs, and electric railway battery systems ... . ^^ 2 Sheete—Sheet 2. E. B. CHEITTON. TSAOTION ENGINE. No. 250,055. Patented Not. 29, (lo Hodel.) No. 250,955. F. OGDEN. OEAR FOR TRAOIION EK9INES. 2 Bh»6ts—Sheet 1. Patented Deo. 13,1881.

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Keywords: ., bo, bookcentury1900, bookdecade1900, bookiddigestofunitedst00alle