. 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 ... . (No Hodel.) 4 Sheets—Sheet 3. D. M. PFAUTZ. SPRING PROPELLED VEHICLE. No. 357,289. Patented Feb. 8, 1887. (No Model.) 4 Sheets—Sbeet 4- D. M. PFATJTZ. SPEINC PROPELLED VEHICLE. No. 357,289. Patented Feb. 8,

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Keywords: ., bo, bookcentury1900, bookdecade1900, bookiddigestofunitedst00alle