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.)
B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
B61L5/06—Electric devices for operating points or scotch-blocks, e.g. using electromotive driving means
Vorrichtung zur elektrischen Ferneinstellung eines beliebigen Gegenstandes mittels Geberwiderstand, Empfaengerwiderstand und Differentialrelais zur beschleunigten Einstellung des Empfaengers
Schaltungsanordnung zur selbsttaetigen Anpassung von Geraeten der Fernmeldetechnik, insbesondere Rundfunkempfaengern, an die Speisung aus Starkstromnetzen unterschiedlicher Spannungsart