Synchronizing means for remotely positioned timing devices

Claim 1

MEANS FOR SYNCHRONIZING FIRST AND SECOND TIMING DEVICES COMPRISING FIRST AND SECOND TIMING DEVICES CAPABLE OF KEEPING TIME IN PRESELECTED INCREMENTS AND GROUPS OF INCREMENTS, MEANS FOR COMPARING A PRESELECTED GROUP OF INCREMENTS OF THE FIRST TIMING DEVICE WITH A PRESELECTED GROUP OF THE SECOND TIMING DEVICE TO ASCERTAIN IF THE COMPARTED GROUPS TAKE PLACT SIMULTANEOUSLY, SAID COMPARING MEANS INCLUDING TRANSMITTER AND RECEIVER MEANS OPERATIVELY CONNECTED TO EACH OF THE FIRST AND SECOND TIMING DEVICES, MEANS AT ONE OF SAID TIMING DEVICES FOR PERIODICALLY TRANSMITTING SIGNALS WHICH ARE RECEIVED AT THE OTHER TIMING DEVICE DURING THE FIRST HALF OF CORRESPONDING INCREMENT GROUPS, SAID OTHER TIMING DEVICE INCLUDING MEANS FOR TRANSMITTING RETURN SIGNALS AT LATER TIMES INVERSELY RELATED TO A PREDETERMINED SYNCHRONIZING INSTANT OF TIME RELATIVE TO THE RELATIONSHIP BETWEEN THE TIME OF THE RECEIPT OF THE SIGNALS FROM THE ONE TIMING DEVICE AND THE BEGINNING OF THE SAME INCREMENT GROUPS, AND MEANS FOR SHIFTING THE TIME DURING WHICH THE SAID INCREMENT GROUPS FROM ONE OF SAID TIMING DEVICES TAKES PLACE IN A DIRECTION TO MAKE LATER OCCURRENCES OF THE SAID CORRESPONDING GROUPS AT THE FIRST AND SECOND TIMING DEVICE TAKE PLACE SIMULTANEOUSLY.