Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE442119ApublicationCriticalpatent/BE442119A/xx
H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
H01H3/0253—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch two co-operating contacts actuated independently