Mixed code calculator

Claim 1

IN A BINARY CODED DECIMAL ADDER FOR PRODUCING THE SUM OF A PLURALITY OF NUMBERS WHEREIN EACH DECIMAL DIGIT OF EACH NUMBER IS REPRESENTED BY FOUR BINARY ORDERS RESPECTIVELY HAVING VALUES OF "ONE", "TWO", "FOUR", AND "EIGHT," SAID NUMBERS BEING DIVIDED INTO GROUPS THE FIRST GROUP HAVING EIGHTEEN NUMBERS AND EACH OTHER GROUP HAVING NINE NUMBERS, A BINARY DIGIT INPUT MEANS FOR EACH BINARY ORDER OF EACH NUMBER, CARRY INPUT MEANS ASSOCIATED WITH EACH BINARY ORDER OF EACH GROUP OF NUMBERS, ADDING MEANS ASSOCIATED WITH EACH BINARY ORDER OF EACH GROUP OF NUMBERS, SAID ADDING MEANS RESPONSIVE TO THE ASSOCIATED CARRY INPUT MEANS AND TO THE ASSOCIATED BINARY DIGIT INPUT MEANS FOR PRODUCING THE SUM THEREOF, SAID MEANS HAVING TWENTY PROVISIONAL SUM OUTPUT MEANS RESPECTIVELY ASSOCIATED WITH PROVISIONAL SUMS OF ZERO THROUGH NINETEEN, MEANS ASSOCIATED WITH EACH BINARY ORDER IN EACH GROUP OF NUMBERS RESPONSIVE TO THE PROVISIONAL SUM OUTPUT MEANS ASSOCIATED WITH PROVISIONAL SUMS OF TEN THROUGH NINETEEN FOR ACTIVATING THE CARRY INPUT MEANS ASSOCIATED WITH THE SAME GROUP OF NUMBERS AND WITH THE CORRESPONDING BINARY ORDER OF THE NEXT HIGHER DECIMAL DIGIT, ACTUAL SUM OUTPUT MEANS ASSOCIATED WITH EACH ADDING MEANS, SAID ACTUAL SUM OUTPUT MEANS HAVING TEN OUTPUT RESPECTIVELY ASSOCIATED WITH SUMS OF ZERO THROUGH NINE, EACH ACTUAL SUM OUTPUT MEANS BEING RESPONSIVE TO TWO PROVISIONAL SUM OUTPUT MEANS, ONE RESPECTIVELY IN THE GROUP OF PROVISIONAL SUM OUTPUT MEANS ZERO TO NINE AND ONE RESPECTIVELY IN THE GROUP OF PROVISIONAL SUM OUTPUT MEANS TEN THROUGH NINETEEN, A FIRST DECONDING MEANS ASSOCIATED WITH EACH DECIMAL DIGIT FOR DECODING THE ACTUAL SUM OUTPUT FROM THE ADDING MEANS ASSOCIATED WITH THE "ONE," "TWO," "FOUR," AND "EIGHT," BINARY DIGITAL POSITION OF THE LAST GROUP OF NUMBERS IN THE RESPECTIVE DECIMAL DIGIT INTO A "ONE," "TWO," "FOUR," "SIX," AND "EIGHT" CODE AND CARRIES INTO THE NEXT DECIMAL ORDER, SAID FIRST DECODING MEANS INCLUDING CARRY OUTPUT MEANS FIVE SETS OF OUTPUT MEANS RESPECTIVELY ASSOCIATED WITH VALUES OF "ONE," "TWO," "FOUR," "SIX" AND "EIGHT," AND MEANS FOR SELECTIVELY ACTIVATING SAID OUTPUT MEANS IN RESPONSE TO THE ASSOCIATED ACTUAL SUM OUTPUT MEANS SUM OUTPUT MEANS ASSOCIATED WITH EACH DECIMAL DIGIT FOR MANIFESTING IN BINARY CODED DECIMAL FORM THE RESPECTIVE DECIMAL SUM DIGITS, SECOND DECODING MEANS ASSOCIATED WITH EACH DECIMAL DIGIT HAVING SECOND DECODER CARRY OUTPUT MEANS, MEANS TO ACTIVATE SAID SECOND DECODER OUTPUT MEANS AND MEANS TO ACTIVATE THE SUM OUTPUT MEANS ASSOCIATED WITH THE RESPECTIVE DECIMAL DIGIT, SAID SECOND DECODING MEANS BEING RESPONSIVE TO THE OUTPUT MEANS OF THE FIRST DECODING MEANS ASSOCIATED WITH THE SAME DECIMAL DIGIT, AND TO CARRY OUTPUT MEANS OF SAID FIRST AND SECOND DECODING MEANS ASSOCIATED WITH THE NEXT LOWER DECIMAL ORDER.