Legal status (The legal status 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 status listed.)
An einphasigen Wechselstrom angeschlossene Vorrichtung zur AEnderung des Phasenunter-schiedes zweier Stroeme bei gleichbleibenden Stromstaerken, vorzugsweise fuer Eichzwecke