9 Electrical and electronic apparatus and instruments, namely, [ personal computers, ] server devices, namely, single-processor and multi-processor network server computers; [ handheld computing devices, namely, personal digital assistants (PDAs); computer networking devices, namely, servers, routers, hubs and switches; microprocessors; ] computer programs for data processing and data communication, namely, for displaying digital documents completing and securely transmitting digital documents; computer programs for enabling digital document design, development, distribution, and storage; computer programs for managing, retrieving, transforming, validating, and verifying digital documents; electronic data input and output apparatus for use with computers, namely, packet-switched networking protocols and manual use of visual on-screen forms for data input; [ electronic apparatus and equipment for the transmission of data or other signals by voice, vision, signs or other methods, namely, TCP/IP networking software; apparatus and equipment for Internet reception and transmission, namely, Internet browsers, Internet-based messaging systems comprising computer hardware and computer software for electronic mail and for the direct transmission of data using open protocols ]