Sender apparatus and supervisory apparatus in a unit connecting registers and senders to the switching network

Claim 1

IN A COMMUNICATION SWITCHING SYSTEM INCLUDING A PLURALITY OF SWITCHING STAGES FOR EXTENDING CONNECTIONS BETWEEN CALLING AND CALLED LINES: A PLURALITY OF LINE GROUPS INCLUDNG SAID CALLING AND CALLED LINES, A PLURALITY OF REGISTER MEANS, MEANS FOR SEIZING ONE OF SAID REGISTER MEANS AND TRANSMITTING THE CALLED PARTY NUMBER THERETO FOR REGISTRATION THEREIN, A PLURALITY OF SENDER UNITS, MARKER MEANS FOR ESTABLISHING SAID CONNECTIONS, CONNECTOR MEANS FOR SELECTIVELY AND OPERATIVELY CONNECTING EACH OF SAID SEIZED REGISTER MEANS INDEPENDENTLY AND DIRECTLY TO ONE OF SAID SENDER UNITS, SAID SENDER UNITS COMPRISING MEANS TO TRANSMIT CODED INFORMATION SIGNALS INDICATIVE OF THE DESTINATION OF THE CALL TO SAID MARKER MEANS AND TO RECEIVE INFORMATION SIGNALS INDICATIVE OF FURTHER PROCESSING REQUIRED WHICH ARE RETURNED TO SAID SENDER UNITS FROM SAID MARKER MEANS, AND ALSO COMPRISING CONTROL MEANS FOR CONTROLLING THE FURTHER PROCESSING OF THE CALL IN ACCORDANCE WITH THE LAST-MENTIONED RETURNED SIGNALS.