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
Acousmatic Room Orchestration System AROS was integrated in places such as the Imperial War Museum in London, the State Grid Pavillon at the Expo 2010 in Shanghai, or the Museum of Future Government Services 2015 in Dubai. Acousmatic Room Orchestration System The Acousmatic Room Orchestration System (AROS) is a multichannel sound system design and an approach of how to playback sound and music in spaces on a multitude of speakers. AROS was developed by the Swiss company Idee und Klang in 2005. Its underlying idea is based on the loudspeaker orchestra (or Acousmonium), which was established in the early 1970s by the ‚Groupe de