Logical nu out of m code check circuit

Claim 1

AN N OUT OF M CODE CHECK CIRCUIT FOR M BINARY STATE INPUTS COMPRISING: A TRANSISTOR HAVING BASE EMITTER AND COLLECTOR ELECTRODES; MEANS CONNECTED BETWEEN SAID INPUTS AND THE SAID EMITTER FOR CONVERTING THE BINARY STATE INPUTS TO AN EMITTER APPLIED ANALOGUE VOLTAGE REPRESENTATIVE OF THE NUMBER OF INPUTS IN ONE BINARY STATE; MEANS CONNECTED TO THE SAID BASE AND COLLECTOR ELECTRODES FOR BIASING SAID TRANSISTOR CONDUCTIVE FOR AN ANALOGUE VOLTAGE REPRESENTING N INPUTS IN SAID ONE STATE AND SATURATED FOR VOLTAGES ABOVE THAT VALUE; A TWO TERMINAL DIODE GATE COUPLED AT ONE TERMINAL THEREOF TO THE COLLECTOR OF SAID TRANSISTOR; AND MEANS CONNECTED ACROSS BOTH TERMINALS OF SAID DIODE GATE FOR THE BIASING THEREOF AT CUTOFF ONLY WHEN SAID TRANSISTOR IS NON-CONDUCTIVE; WHEREBY WHEN SAID DIODE GATE IS PULSED AT THE COLLECTOR CONNECTED END THEREOF SAID PULSE WILL PASS THROUGH SAID DIODE GATE ONLY UPON SAID TRANSISTOR BEING CONDUCTIVE, AND THEN ONLY WHEN THE TRANSISTOR IS NOT SATURATED AND THE COLLECTOR-BASE PORTION THEREOF ACTS AS A PULSE SHUNT.