educational services, namely, conducting technical education classes and seminars in the fields of medicine, natural sciences and supporting technologies; computer software featuring educational and presentation programs in the fields of medicine, natural sciences and supporting technologies, used as a tool for producing media-independent publications, printed manuals, electronic on-line documents and CD-ROM titles; printed matter, namely, operation instruction manuals and service manuals and technical description sheets all custom prepared to order in the fields of medicine, natural sciences and supporting technologies; engineering services, technical writing of instruction manuals and service manuals and technical descriptions, consultation regarding production of technical documents, computer programming for others of educational and presentation programs, consultation concerning the design of computer programs and electronic devices, language translation; all in the fields of medicine, natural sciences and supporting technologies