9 COMPUTER-BASED COMMUNICATION APPARATUS AND ELECTRONIC MECHANICAL, HYDRAULIC, AND PNEUMATIC CONTROL DEVICES FOR REMOTE CONTROL OF CONVEYORS, LIFTING MACHINES, AND CONSTRUCTION MACHINERY; CALL COUNT METER AND ELECTRIC TRAFFIC CONTROL DEVICES AND SYSTEMS COMBINED THEREOF; DATA PROCESSORS AND COMPUTER PERIPHERALS; COMPUTER PROGRAMS RECORDED ON MAGNETIC MEDIA FOR USE IN NETWORKING, CONTROLLING, REGULATING, AND VISUALIZING MACHINE AND BUILDING CONSTRUCTION; COMPUTER PROGRAMS RECORDED ON MAGNETIC MEDIA FOR USE IN FACILITATING COMMUNICATION BETWEEN THE DIFFERENT COMPONENTS OF SCIENTIFIC, ELECTRICAL, PHOTOGRAPHIC, OPTICAL, AND MEASURING SYSTEMS; PERSON-MACHINE INTERFACES, NAMELY, VOICE-ACTIVATED KEYBOARDS, KEYPADS, AND TOUCHPADS FOR USE IN COMMUNICATING, CONTROLLING, AND REGULATING CONSTRUCTION MACHINERY