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.)
Filing date
Publication date
Application filed by Josef Dipl Ing Dr Techn KahligfiledCriticalJosef Dipl Ing Dr Techn Kahlig
Application grantedgrantedCritical
Publication of AT194652BpublicationCriticalpatent/AT194652B/de
Improvements in or relating to a device comprising a plurality of similarly connected, electro-magneticrelays, the :energizing circuits of which can be connected each through a control-switch to a voltage supply