Monday, October 8, 2012

30 October Knowledge History - Science, Engineering and Management





http://todayinsci.com/10/10_30.htm


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).
http://nraoetkc.blogspot.com/2012/10/ball-point-pen-product-and.html

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.

http://todayinsci.com/10/10_30.htm#event


Knowledge History of the Day - Index for the Year

Management Theory Review Blog
Management Knowledge Center
Engineering and Technology Knowledge Center
Science Knowledge Center
Social Science Knowledge Center

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