Computer manual keyboard entry

Claim 1

IN COMBINATION WITH A COMPUTER HAVING A REGISTER WITH A PLURALITY OF POSITIONS, A KEYBOARD HAVING A PLURALITY OF DATA AND FUNCTION KEYS, INTERLOCK MEANS INCLUDING A LATCH TO SECURE EACH KEY IN AN OPERATED POSITION AND MEANS ACTUATED BY AN OPERATED KEY TO PREVENT OPERATION OF ANOTHER KEY WHILE A KEY IS OPERATED, CIRCUIT MEANS OPERATED BY THE DATA KEYS FOR PRODUCING DATA SIGNALS, SEQUENCE MEANS OPERATED ONE STEP AT A TIME IN RESPONSE TO OPERATION OF EACH KEY OF THE KEYBOARD TO SEQUENTIALLY CONNECT THE CIRCUIT MEANS TO THE REGISTER FOR ENTERING DATA INTO THE REGISTER POSITIONS IN A PREDETERMINED SEQUENCE, MEANS RESPONSIVE TO ENTRY OF DATA IN ONE POSITION OF THE REGISTER TO RELEASE SAID LATCH MEANS, AND CIRCUIT MEANS OPERATED BY ONE OF THE FUNCTION KEYS FOR OPERATING THE SEQUENCE MEANS INDEPENDENTLY OF THE DATA KEYS TO PERMIT ENTRY OF DATA IN ANY ONE POSITION OF THE REGISTER WITHOUT ALTERING DATA IN THE OTHER POSITIONS.