Computers; computer hardware; computer software, namely, operating system software and application system software for use in controlling the operation and execution of programs and network functions on a computer workstation; computer workstations comprising a central processing unit, display monitor, keyboard, and optional peripherals and components for computers; documentation and instruction manuals recorded on machine readable media and relating to computers or computer programs

equipment for performing scientific experiments, especially in schools or other educational institutions, namely, temperature probes, light probes, rotary motion probes and accessory kits sold therewith, photo event probes consisting of a light source and light detectors, distance probes utilizing sonar, and lasers for measuring purposes; and cables, adapters, modular connectors, power supply, base unit and prototyping cards for use therewith in conjunction with personal computers or other de...

Installation and use manuals, and printed instructional materials, all in the field of equipment for performing scientific experiments