computer data input devices; namely, hand operated data input devices (computer mouse and trackball products)

COMPUTER HARDWARE, SOFTWARE AND COMMUNICATIONS EQUIPMENT, NAMELY, PORTABLE COMPUTERS, RADIO TRANSMITTERS, RADIO RECEIVERS AND COMPUTER PROGRAMS, ALL FOR THE REMOTE READING OF METERS AND ANALYSIS OF COLLECTED DATA; APPLIANCES, APPARATUS AND SYSTEMS, NAMELY, RADIO TRANSMITTERS, RECEIVERS AND ANTENNAS FOR WIRELESS DATA COMMUNICATION