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
Swiss coordinate system shift between the two datums is 3 metres on the ground, so most map and GPS users will not notice any difference. The easting and northing is increased by 2 and 1 million, respectively, resulting in 14-digit rather than 12-digit metre coordinates. Swiss coordinate system The Swiss coordinate system (or Swiss grid) is a geographic coordinate system used in Switzerland for maps and surveying by the Swiss Federal Office of Topography (Swisstopo). The map projection used is Oblique Mercator on an 1841 Bessel ellipsoid. The geodetic datum CH1903 (SRID 21781) uses as fundamental point the old observatory of Bern (