Pneumatically operated data processing system

Claim 1

IN A PNEUMATICALLY CONTROLLED DATA PROCESSING SYSTEM HAVING A TYPEWRITER WITH APPROPRIATE ALPHANUMERIC AND FUNCTION KEYS, SAID TYPEWRITER HAVING AN IMPULSE VALVE ASSOCIATED WITH EACH OF SAID KEYS AND COMPRISING PART OF A CIRCUIT INCLUDING A VACUUM SUPPLY, SAID IMPULSE VALVE BEING OPENABLE TO ATMOSPHERE UPON DEPRESSION OF A TYPEWRITER KEY, SAID IMPULSE VALVE HAVING A PAIR OF OUTPUT PORTS FOR CONNECTION TO ATMOSPHERE WHEN SAID VALVE IS OPENED BY A TYPEWRITER KEY DEPRESSION, A SECONDARY VALVE HAVING A CONTROL PORT CONNECTED TO ONE OF SAID IMPULSE VALVE OUTPUT PORTS, SAID SECONDARY VALVE INCLUDING AN OUTPUT PORT CONNECTABLE TO SAID VACUUM SUPPLY UPON OPERATION OF SAID SECONDARY VALVE, A BELLOWS CONNECTED TO SAID SECONDARY VALVE OUTPUT PORT AND OPERABLE TO BE COLLAPSED WHEN SAID SECONDARY VALVE IS CONNECTED TO VACUUM BY AN ATMOSPHERIC PULSE TRANSMITTED FROM SAID IMPULSE VALVE IN RESPONSE TO DEPRESSION OF SAID KEY, A PUNCH CONNECTED TO SAID BELLOWS FOR RECORD PUNCHING ACTUATION THEREBY UPON COLLAPSE THEREOF FOR PUNCHING A CODE HOLE IN A RECORD STRIP, A SECOND SECONDARY VALVE HAVING AN OUTPUT PORT AND A CONTROL PORT CONNECTED TO THE OTHER OF SAID IMPULSE VALVE OUTPUT PORTS, A SECOND BELLOWS CONNECTED TO THE OUTPUT PORT OF SAID SECOND SECONDARY VALVE AND OPERABLE TO BE COLLAPSED WHEN SAID SECOND SECONDARY VALVE IS CONNECTED TO