Double break rotary selector switch construction with contact separation means
作者： John O Roeser
DOI:
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lens.org 参考文章(4)
Arthur H Moore, Rotary switch control for flashlights ,(1946)
Lincoln Mcmillan, Method and apparatus for signaling ,(1924)
Maschinenfabrik Oerlikon, Punktiereinrichtung für Schalt- und Steuerorgane. ,(1941)
Leslie Edwin William Charles N, Improvements in and relating to rotary electric switches ,(1951)