. 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 ... . ^?^.. Ajtfe^t. No. 158,923. fl. R. 0 a d - E n g I n a «. Patented , ,875.

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Keywords: ., bo, bookcentury1900, bookdecade1900, bookiddigestofunitedst00alle