Counter pulse monitoring and correction circuit

Claim 1

A PULSE MONITORING AND CORRECTING CIRCUIT COMPRISING: A SOURCE OF ACTUATING PULSES; A RING CIRCUIT INCLUDING A PLURALITY OF BISTABLE ELEMENTS, EACH ELEMENT BEING SETTABLE BY SAID ACTUATING PULSES TO EITHER A "SET" OR A "RESET" STATE, INTERCONNECTIONS BETWEEN ADJACENT ELEMENTS OF SAID RING WHEREBY EACH ELEMENT EXCEPT A LAST ELEMENT WHEN SET IN EITHER STATE ENABLES THE NEXT ELEMENT OF SAID RING, IF SAID NEXT ELEMENT IS IN AN OPPOSITE STATE, TO RESPOND TO AN ACTUATING PULSE AND THEREBY BECOME SET TO A CORRESPONDING STATE AND FURTHER INTERCONNECTIONS FROM THE LAST ELEMENT TO THE FIRST ELEMENT WHEREBY SAID LAST ELEMENT WHEN SET TO THE SAME STATE AS SAID FIRST ELEMENT ENABLES SAID FIRST ELEMENT TO RESPOND TO AN ACTUATING PULSE AND THEREBY BECOME SET TO A STATE OPPOSITE TO THE STATE OF SAID LAST ELEMENT; MEANS FOR APPLYING SAID ACTUATING PULSES TO ALL SAID BISTABLE ELEMENTS TO EFFECT A CHANGE IN STATE OF THE ONES OF SAID ELEMENTS WHICH ARE ENABLED TO RESPOND TO SAID PULSE, WHEREBY SAID ELEMENTS OF SAID RING CIRCUIT WILL BE CYCLICALLY ENERGIZED THROUGH A PLURALITY OF COMBINATIONS OF "SET-RESET" STATES, A DESIRED ONE OF SAID STATES BEING A CONFIGURATION WITH ALL SAID ELEMENTS BEING "SET"; MONITORING MEANS COUPLED TO ONLY SAID FIRST AND LAST BISTABLE ELEMENTS TO DETECT A "SET" STATE OF BOTH SAID FIRST AND SAID LAST BISTABLE ELEMENTS; A CORRECTION PULSE PRODUCING MEANS ENERGIZED BY SAID MONITORING MEANS WHEN SAID STATE IS DETECTED AND MEANS CONNECTING SAID CORRECTION PULSE PRODUCING MEANS TO ALL THE OTHER BISTABLE ELEMENTS TO SET ANY ELEMENT WHICH IS IN AN ERRONEOUS "RESET" CONDITION TO THE "SET" CONDITION.