Recording and reproducing machine

Claim 1

A MACHINE FOR PRODUCING LETTERS AND OTHER COMMUNICATIONS CONTAINING DICTATED AND WRITTEN INTELLIGENCE COMPRISING, IN COMBINATION WITH A HOUSING CONTAINING AN ELECTRO-ACOUSTIC TRANSDUCER SYSTEM, THE PROVISION OF: MEANS WITHIN THE HOUSING FOR ADVANCING SHEET MATERIAL HAVING LONGITUDINAL MARGINS AND A PLURALITY OF TRANSVERSELY EXTENDING, NARROW, PARALLEL, AND SPACED BANDS OF PARAMAGNETIC RECORDING MEDIUM CARRIED OIN A LOWER SURFACE OF SAID SHEET, A TOP SURFACE OF SAID SHEET BEING OF MATT TEXTURE; A MAGNETIC SOUND RECORDING HEAD WITHIN THE HOUSING ASSOCIATED WITH THE ELECTRO-ACOUSTIC TRANSDUCER SYSTEM; MEANS FOR REPETITIVELY MOVING SAID HEAD TRANSVERSELY IN A GENERALLY HORIZONTAL PATH IN RECORDING RELATION TO SUCCESSIVE BANDS OF SAID PARAMAGNETIC RECORDING MEDIUM ON SAID SHEET; INCREMENTAL ADVANCEMENT MEANS ASSOCIATED WITH SAID SHEET ADVANCING MEANS FOR ADVANCING SAID SHEET MATERIAL LONGITUDINALLY OF SAID HOUSING BETWEEN SUCCESSIVE TRANSVERSE RECORDING MOVEMENTS OF SAID HEAD; AND A TRANSVERSELY EXTENDING WRITING APERTURE DISPOSED IN SAID HOUSING DIRECTLY ABOVE THE TRANSVERSE GENERALLY HORIZONTAL PATH OF SAID RECORDING HEAD WHEREBY VISIBLY OBSERVABLE WRITTEN INTELLIGENCE MAY BE PLACED UPON SAID TOP MATT SURFACE OF SAID SHEET MATERIAL IN ACCURATE RELATION OF THE INTELLIGENCE RECORDED ON BANDS OF RECORDING MEDIUM ON SAID LOWER SURFACE.