Rubber (latex foam), 1928. Inventor : Dunlop Rubber Co. (England). Team led by E.A. Murphy at Fort Dunlop, Birmingham, England.

Electric Lamp, 1879. Inventor : Thomas Alva Edison (U.S.) (1847-1931). First practical demonstration at Menlo Park, New Jersey.

Chronometer, 1735. Inventor : John Harrison (England) (1693-1776). Received in 1772 Government 20,000 prize.

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Fountain Pen, 1884. Inventor : Lewis E. Waterman (U.S.) (1837-1901). Patented by D. Hyde (U.S.), 1830, undeveloped.

Generator, 1860. Inventor : Piciontti (Italian). Continuous current: improved by Gramme (Belgium). 1870.

Ship (turbine), 1894. Inventor : Hon. Sir Charles Parsons (England) (1854-1931). S.S. Turbinia attained 34.5 knots on first trial.

Electric Motor (AC), 1888. Inventor : Nikola Tesla (U.S.) (1856-1943).