Technological and industrial history of 20th-century Canada engineer, George de Mestral, velcro, a two sided fastening technology based on hooks and loops, was introduced to a number of countries, including Canada, in the late 1950s. In Montreal, Velek Ltd. acquired the exclusive marketing rights for velcro in North and South America and Japan. The format for sound recordings changed in the years just following the war. In the US, Columbia Records introduced the long playing (LP) 33 format in 1948. Columbia made an agreement with Sparton Records, of London, Ontario, established in 1930, for the manufacture and distribution of its LP records in Canada. Not to be
George Jacobs (inventor) George Jacobs (inventor) George Jacobs (1877 – 1945) was an American inventor, who invented enamel insulation for magnet wire. He founded Dudlo Manufacturing, which became part of General Cable Corporation, and Inca Manufacturing, which became Phelps-Dodge Magnet Wire. In 1901, George Jacobs was working as a chemist working in the General Electric factory in Fort Wayne, Indiana, where he met co-worker Ethel Mossman. In 1905, he moved to Cleveland, Ohio to take a position with Sherwin-Williams, and continued to work in his own time on an enamel insulation for magnet wire. In 1907, he perfected his formula, and asked Ethel