Conversion apparatus

Claim 1

A DATA PROCESSING DEVICE HAVING FACILITIES FOR CHANGING SIGNALS REPRESENTING MULTI-DIGIT INFORMATION IN A FIRST CODE NOTATION TO SIGNALS REPRESENTING MULTI-DIGIT INFORMATION IN A SECOND CODE NOTATION INCLUDING STORAGE MEANS TO STORE THE SIGNALS REPRESENTING MULTI-DIGIT INFORMATION IN THE FIRST CODE NOTATION, A FIRST REGISTER COUPLED TO THE STORAGE MEANS FOR RECEIVING THEREFROM SIGNALS REPRESENTING MULTI-DIGIT INFORMATION IN THE FIRST CODE NOTATION, A SECOND REGISTER COUPLED TO THE FIRST REGISTER, MEANS COUPLED TO THE FIRST AND SECOND REGISTERS FOR TRANSFERRING THE MULTIDIGIT SIGNALS REPRESENTING INFORMATION IN THE FIRST CODE NOTATION FROM THE FIRST REGISTER TO THE SECOND REGISTER, MEANS COUPLED TO THE SECOND REGISTER FOR INSERTING OTHER SIGNALS INTO THE SECOND REGISTER WITH THE SIGNALS REPRESENTING MULTI-DIGIT INFORMATION IN THE FIRST CODE NOTATION FROM THE FIRST REGISTER WHEREBY THE SIGNALS STORED IN THE SECOND REGISTER REPRESENT MULTI-DIGIT INFORMATION IN THE SECOND CODE NOTATION, SAID LAST NAMED MEANS INCLUDING A CIRCUIT FOR GENERATING SIGNALS REPRESENTATIVE OF A NINE AND INSERTING SUCH SIGNALS BETWEEN EACH OF THE SIGNALS REPRESENTING A DIGIT TRANSFERRED FROM THE FIRST REGISTER TO THE SECOND REGISTER, SAID FIRST REGISTER HAVING A PLURALITY OF STAGES FOR STORING THE MULTI-DIGIT INFORMATION AND ONE STAGE OF THIS REGISTER BEING A SIGN STAGE USED TO STORE SIGNALS REPRESENTATIVE OF A SIGN, MEANS COUPLED TO THE SIGN STATE FOR SENSING THE SIGNALS REPRESENTATIVE OF THE SIGN AND STORING LIKE SIGNALS IN A SELECTED DIGIT POSITION OF THE SECOND REGISTER IN PLACE OF THE INSERTED SIGNALS REPRESENTING A NINE FOR THAT DIGIT, AND FURTHER INCLUDING A CIRCUIT FOR GENERATING SIGNALS REPRESENTING A ZERO AND INSERTING SUCH SIGNALS BETWEEN EACH OF THE SIGNALS REPRESENTING A DIGIT TRANSFERRED FROM THE FIRST REGISTER TO THE SECOND REGISTER TO THE LEFT OF THE MOST SIGNIFICANT DIGIT IN PLACE OF THE SIGNALS REPRESENTING A NINE FOR EACH OF THESE DIGITS.