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 Bartholomew (inventor) the council approved the pavement of Court Avenue. A section of Court Avenue remains paved today with Bartholomew's formula, celebrated as the first concrete paved street in America. Bartholomew was honored for his invention at the World Columbian Exposition in Chicago, Illinois in 1893. His award was titled, "First Place for Engineering Technology Advancement in Paving Materials." This award lent credibility to Bartholomew's technique, and it was quickly adopted throughout the United States and internationally. George Bartholomew (inventor) George Bartholomew was an American inventor who is credited with the invention of concrete pavement. In 1886, Bartholomew moved to Bellefontaine, Ohio,