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A disc tumbler or disc detainer lock is a lock composed of slotted rotating detainer discs. The lock was invented by Finnish founder of Abloy, Emil Henriksson (1886–1959) in 1907 and first manufactured under the Abloy brand in 1918.[a][1]
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- ^ See: History of the Abloy company. Archived July 30, 2014, at the Wayback Machine