Method and apparatus for production of sound motion films and sound recordings

Claim 1

THE PROCESS OF SYNCHRONIZING THE SOUND AND PICTURE PORTIONS OF A SOUND MOTION PICTURE FILM SEQUENCE IN WHICH A FIRST RECORDING OF THE SOUND PORTIONS OF SAID FILM SEQUENCE IS MADE BEFORE PHOTOGRAPHING SAID FILM SEQUENCE, COMPRISING THE STEPS OF PRODUCING A WORKING RECORDING FROM SAID FIRST REVORDING AND HAVING CUINGNALS SUPEROSED THEREON, SAID CUING SIGNALS COMPRISING PULSES OF A PREDETERMINED AUDIO FREQUENCY TONE AND HAVING AN AMPLITUDE AT LEAST 12 BD ABOVE THE LEVEL OF SAID SOUND PORTIONS, REPRODUCING SAID WORKING RECORDING, MAINTAINING A SLATING LIGHT UNDER CONTINUOUS PARTIAL ENERGIZATION SUFFICIENT TO CAUSE ONLY A SLIGHT GLOW, ABRUPTLY INCREASING SAID ENERGIZATION TO FULL VALUE SIMULTANEOUSLY WITH SELECTED PULSES OF SAID TONE REPRODUCED FROM SAID WORKING RECORDING TO PRODUCE LIGHT FLASHES, ENACTING THE PERFORMANCE CORRESPONDING TO SAID SOUND PORTIONS SIMULTANEOUSLY WITH THE REPRODUCTION OF SAID WORKING RECORDING, SIMULTANEOUSLY PHOTOGRAPHING SAID ENACTING TOGETHER WITH SAID LIGHT, PRODUCING A SIDE-BY-SIDE RE-RECORDING OF SAID FIRST RECORDING AND SAID WORKING RECORDING, AND REGISTERING THE PHOTOGRAPHED FRAMES OF SAID LIGHT FLASHES WITH THE RECORDED AUDIO PULSES OF SAID RE-RECORDING, WHEREBY SAID PHOTOGRAPHED FILM IS PLACED IN REGISTER WITH SAID FIRST RECORDING.