Verifier

Claim 1

A DEVICE FOR PREPARING A VERIFIED TAPE OF DATA INCLUDING INITIALLY PERFORMING THE OPERATION OF RECORDING DATA ONTO MAGNETIC TAPE AND FOR SUBSEQUENTLY PERFORMING THE OPERATION OF VERIFYING DATA RECORDED ON MAGNETIC TAPE COMPRISING, IN COMBINATION, A TAPE DRIVING MECHANISM FOR STARTING AND STOPPING THE MOTION OF SAID TAPE; A PLURALITY OF MAGNETIC HEADS FOR READING AND WRITING DATA UPON SAID TAPE; A TYPEWRITER KEYBOARD HAVING A PLURALITY OF KEYS; SELECTED CONTACTS CONNECTED TO SAID KEYS WHICH ARE OPERATIVE IN RESPONSE TO THE ACTUATION OF ANY OF SAID KEYS TO REPRODUCE A DIFFERENT ASSOCIATED CHARACTER ACCORDING TO SAID KEY; MEANS OPERATIVE DURING A RECORDING OPERATION RESPONSIVE TO THE ACTUATION OF SAID CONTACTS FOR STARTING THE MOTION OF SAID TAPE, FOR CAUSING APPROPRIATE ONES OF SAID HEADS CORRESPONDING TO SAID CONTACTS TO RECORD DATA UPON SAID TAPE, AND FOR STOPPING SAID TAPE, IN THE ORDER NAMED; A MEMORY; A COMPARATOR; MEANS OPERATIVE DURING A VERIFYING OPERATION FOR ENTERING INFORMATION INTO SAID COMPARATOR, FOR READING A CHARACTER FROM SAID TAPE, FOR STORING SAID CHARACTER IN SAID MEMORY, AND FOR STOPPING THE MOTION OF SAID TAPE, IN THE ORDER NAMED; SAID COMPARATOR ACTING TO DIRECTLY COMPARE THE REPRESENTATION OF A CHARACTER STORED IN SAID MEMORY WITH THE REPRESENTATION OF A CHARACTER REPRESENTED BY THE OPERATION OF SAID SELECTED CONTACTS; MEANS RESPONSIVE TO THE ACTUATION OF ONE OF SAID KEYS FOR STARTING THE MOTION OF SAID TAPE; AND MEANS RESPONSIVE TO A NONCOMPARISON FOR PREVENTING THE ACTUATION OF SAID KEYS.

Claim 2

A DEVICE FOR PREPARING A VERIFIED TAPE OF DATA INCLUDING INITIALLY PERFORMING THE OPERATION OF RECORDING DATA ONTO MAGNETIC TAPE AND FOR SUBSEQUENTLY PERFORMING THE OPERATION OF VERIFYING DATA RECORDED ON MAGNETIC TAPE COMPRISING, IN COMBINATION, A TAPE DRIVING MECHANISM FOR STARTING AND STOPPING THE MOTION OF SAID TAPE; A PLURALITY OF MAGNETIC HEADS FOR READING AND WRITING DATA UPON SAID TAPE; A TYPEWRITER KEYBOARD HAVING A PLURALITY OF KEYS; SELECTED CONTACTS CONNECTED TO SAID KEYS WHICH ARE OPERATIVE IN RESPONSE TO THE ACTUATION OF ANY OF SAID KEYS TO REPRODUCE A DIFFERENT ASSOCIATED CHARACTER ACCORDING TO SAID KEY; MEANS OPERATIVE DURING A RECORDING OPERATION RESPONSIVE TO THE ACTUATION OF SAID CONTACTS FOR STARTING THE MOTION OF SAID TAPE, FOR CAUSING APPROPRIATE ONES OF SAID HEADS CORRESPONDING TO SAID CONTACTS TO RECORD DATA UPON SAID TAPE, AND FOR STOPPING SAID TAPE, IN THE ORDER NAMED; A MEMORY; A COMPARATOR; MEANS OPERATIVE DURING A VERIFYING OPERATION FOR ENTERING INFORMATION INTO SAID COMPARATOR, FOR READING A CHARACTER FROM SAID TAPE, FOR STORING SAID CHARACTER IN SAID MEMORY, AND FOR STOPPING THE MOTION OF SAID TAPE, IN THE ORDER NAMED; SAID COMPARATOR ACTING TO DIRECTLY COMPARE THE REPRESENTATION OF A CHARACTER STORED IN SAID MEMORY WITH THE REPRESENTATION OF A CHARACTER REPRESENTED BY THE OPERATION OF SAID SELECTED CONTACTS; MEANS RESPONSIVE TO THE ACTUATION OF ONE OF SAID KEYS FOR STARTING THE MOTION OF SAID TAPE; AND MEANS RESPONSIVE TO A NONCOMPARISON FOR PREVENTING THE ACTUATION OF SAID KEYS.