General purpose data acquisition system, namely, a digital data acquisition recorder that gathers, records, and analyzes information; downloadable and recorded software for controlling the operation of and for accepting data from digital recording devices; computer memories for electrical machine tools

ELECTRICAL CONTROLLERS; SOUND AMPLIFIERS; ELECTRIC SIGNAL RECORDERS AND RECEIVERS; COMPUTER MEMORIES FOR ELECTRICAL MACHINE TOOLS; COMMUNICATIONS DEVICES, NAMELY RADIO TRANSMITTERS AND WIRED RECEIVERS

electrical controllers; sound amplifiers; electric signal recorders and receivers; computer memories for electrical machine tools; communications devices; namely, transmitters and receivers