1794 The first commercial installation in the U.S. of ball bearings was made on the weather vane on top of the steeple of the Evangelical Lutheran Church of the Holy Trinity, Lancaster, Pennsylvania.
1888 The first U.S. patent for a ballpoint pen was issued to John J. Loud of Weymouth, Mass. (No. 392,046).
1894 Daniel M. Cooper of Rochester, N.Y. received the first U.S. patent for a time clock (No. 528,223).
1925 The first television transmission was seen in London, England.
1986 The first fibre-optic cable across the English Channel began service.
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