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Silva compass, or Silva of Sweden, aka ''Silva Sweden AB'' is an outdoors products company, most known for their high-grade compasses and other navigational equipment including GPS tools, mapping software, and altimeters for aircraft. They also offer a marine range. The company's founders - Gunnar Tillander, Alvar Kjellström, Alvid Kjellström, and Björn Kjellström - invented the hugely popular orienteering or protractor compass used around the world for outdoors navigation. Silva Sweden AB is a company created and based in Sweden that exports worldwide, and operates in numerous countries. They have marketing companies in Stockholm, Sweden, Mantes-la-Ville, France, Friedrichsdorf, Germany, and Livingston, Scotland. ==History== Silva Sweden AB created their first compass in 1928, and established their company in 1933. Below is a Chronological timeline of important dates in the history of Silva Sweden AB: * 1928 Gunnar Tillander invents the first ''orienteering'' (baseplate) compass.〔Seidman, David, and Cleveland, Paul, ''The Essential Wilderness Navigator'', Ragged Mountain Press (2001), ISBN 0-07-136110-3, p. 68〕〔Kjellström, Björn, ''19th Hole: The Readers Take Over: Orienteering'', Sports Illustrated, 3 March 1969〕〔Silva Sweden AB, ''Silva Sweden AB and Silva Production AB Become One Company: History'', Press Release 28 April 2000〕 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Silva compass」の詳細全文を読む スポンサード リンク
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