Timing device for a computing machine

Claim 1

IN INPUT APPARATUS FOR A COMPUTING MACHINE, A GENERATOR FOR PRODUCING PERIODIC PULSES, A FIRST REGISTER HAVING AN INPUT AND AN OUTPUT, THE INPUT BEING CONNECTED TO SAID GENERATOR TO RECEIVE AND ACCUMULATE SAID PULSES TO PROVIDE A REPRESENTATION THEREOF, FIRST GATING MEANS CONNECTING THE OUTPUT OF SAID FIRST REGISTER TO FIRST TERMINAL MEANS AND EFFECTIVE WHEN ENERGIZED TO ALLOW SAID REPRESENTATION TO APPEAR ON SAID FIRST TERMINAL MEANS, SELECTIVE ADDRESS MEANS HAVING INPUT MEANS AND HAVING FIRST AND SECOND OUTPUTS, SAID ADDRESS MEANS BEING RESPONSIVE TO A FIRST CODE APPLIED TO SAID INPUT MEANS TO ENERGIZE SAID FIRST OUTPUT AND RESPONSIVE TO A SECOND CODE APPLIED TO SAID INPUT MEANS TO ENERGIZE SAID SECOND OUTPUT, SAID FIRST OUTPUT BEING CONNECTED TO ENERGIZE SAID FIRST GATING MEANS, A SECOND REGISTER HAVING FIRST AND SECOND INPUTS AND AN OUTPUT, AN INPUT UNIT HAVING AN INPUT CONNECTED TO SECOND TERMINAL MEANS AND HAVING AN OUTPUT CONNECTED TO THE FIRST INPUT OF SAID SECOND REGISTER, SAID INPUT UNIT BEING CONNECTED TO SAID SECOND OUTPUT OF SAID ADDRESS MEANS TO ENTER A REPRESENTATION OF INFORMATION APPEARING ON SAID SECOND TERMINAL MEANS INTO SAID SECOND REGISTER WHEN ENERGIZED, SECOND GATING MEANS MEANS CONNECTING SAID GENERATOR TO THE SECOND INPUT OF SAID SECOND REGISTER AND EFFECTIVE WHEN ENERGIZED TO ALLOW SAID PULSES TO BE ENTERED ON SAID SECOND REGISTER, AND MEANS CONNECTING SAID SECOND OUTPUT OF SAID ADDRESS MEANS TO SAID SECOND GATING MEANS WHEREBY SAID SECOND GATING MEANS IS ENERGIZED UPON THE OCCURRENCE OF SAID SECOND CODE.