ocr: - STEAM - THE - : - - - - - - ve 1851-1940 - . - - - 1891 1893 ZIPPER CARBURETOR Whitcomb Wilhelm Maybach Judson 1892 1894 VACUUM ESCALATOR PLASK Jesse Reno James Dewar 1890 1891 1892 1893 1894 1895 1893 1895 HAIR DRYER POWER DRILL A X Wilhelm Fein 1891 1893 WIND TURBINE PERISCOPE Professor La Cour G. Ramazotti Antiquity The Birth The Industrial The The 7000 BC- ofScience Revolution Steam. Age Silicon Age AD 1250 1251-1700 1701-1850 1851-1940 1941-1984
