Electronic digital computing machines

Claim 1

AN ELECTRONIC DIGITAL COMPUTING MACHINE WHICH COMPRISES A MAIN DATA WORD STORE HAVING A PLURALITY OF SEPARATE STORAGE POSITIONS AND SIGNAL CONTROLLED ADDRESS SELECTION MEANS FOR RENDERING ANY CHOSEN ONE OF SAID STORAGE POSITIONS ACCESSIBLE, A SECONDARY DATA WORD STORE HAVING A PLURALITY OF SEPARATE STORAGE POSITIONS AND SIGNAL CONTROLLED ADDRESS SELECTION MEANS FOR RENDERING ANY CHOSEN ONE OF SAID STORAGE POSITIONS ACCESSIBLE, WORD TRANSFER CHANNELS BETWEEN SAID MAIN AND SECONDARY STORES, TRANSFER CONTROL MEANS FOR EFFECTING TRANSFER OVER SAID TRANSFER CHANNELS OF DATA WORDS FROM A STORAGE POSITION IN SAID SECONDARY STORE TO A SELECTED STORAGE POSITION IN SAID MAIN STORE AND STORAGE POSITION SELECTION MEANS FOR SELECTING THE POSITION IN SAID MAIN STORE TO BE MADE OPERATIVE TO RECEIVE THE DATA WORDS TRANSFERRED FROM SAID SECONDARY STORE, SAID STORAGE POSITION SELECTION MEANS COMPRISING A MACHINE OPERATION COUNTER DEVICE ADVANCED STEP BY STEP AT EACH MACHINE OPERATION INVOLVING USE OF A DATA WORD POSITION IN SAID MAIN STORE AND PROVIDING A MACHINE OPERATION TIME-REPRESENTING OUTPUT SIGNAL, REGISTER MEANS HAVING SEPARATE STORAGE LOCATIONS FOR EACH OF SAID STORAGE POSITIONS IN SAID MAIN STORE, MEANS FOR PERIODICALLY REGISTERING IN EACH OF THE SEPARATE STORAGE LOCATIONS OF SAID REGISTER MEANS TIME DATA SIGNALS DERIVED FROM SAID MACHINE OPERATION COUNTER DEVICE, WHICH ARE INDICATIVE OF THE OPERATIVE USE OF THE RELATED STORAGE POSITION OF THE MAIN STORE AND SIGNAL EXAMINING MEANS FOR SUCCESSIVELY EXAMINING AND COMPARING THE SEPARATE TIME DATA SIGNALS REGISTERED IN SAID REGISTER STORAGE LOCATIONS TO DETERMINE BY THE RELATIVE VALUES OF SUCH SIGNALS THE POSITION TO BE MADE OPERATIVE FOR TRANSFER IN SAID MAIN STORE.