Computer multiplexing apparatus

Claim 1

IN COMBINATION: FIRST AND SECOND PROGRAM CONTROLLED COMPUTERS EACH COMPUTER HAVING A NUMBER OF CONTROLLED SINGAL AND INFORMATION SIGNAL OUTPUTS AND A NUMBER OF INPUTS INCLUDING INFORMATION INPUTS AND COUNT INPUTS; FIRST AND SECOND COUNTERS, EACH COUNTER HAVING A COUNT-UP INPUT, AND COUNT-DOWN INPUT, AND A COUNT SIGNAL OUTPUT; FIRST AND SECOND COUNTER-STEP CONTROLS EACH CONNECTED BETWEEN SELECTED ONES OF SAID CONTROL SIGNAL OUTPUTS OF ONE ASSOCIATED COMPUTER AND THE COUNT-UP AND COUNT-DOWN INPUTS OF ONE ASSOCITED COUNTER, EACH OPERABLE TO HOLD COUNT-UP AND COUNT-DOWN REPRESENTATIVE SIGNALS FROM THE ASSOCIATED COMPUTER, AND EACH TRANSMITTING SAID SIGNALS TO SAID ASSOCIATED COUNTER COUNT-UP INPUT AND COUNT-DOWN INPUT NON-SIMULTANEOUSLY; MEANS, CONNECTED BETWEEN SAID COUNTER COUNT SIGNAL OUTPUTS AND SAID COMPUTER COUNT INPUTS, OPERABLE TO TRANSFER SIGNALS REPRESENTATIVE OF SAID FIRST AND SECOND COUNTER COUNTS TO SAID FIRST AND SECOND COMPUTER COUNT INPUTS; AND, MEANS INTERCONNECTING SAID FIRST AND SECOND COMPUTER INFORMATION SIGNAL INPUTS AND INFORMATION SIGNAL OUTPUTS, OPERABLE IN ACCORDANCE WITH SAID COUNT REPRESENTATIVE SIGNALS TO BI-DIRECTIONALLY TRANSFER INFORMATION SIGNALS BETWEEN SAID FIRST AND SECOND COMPUTERS.