42 value added serivices in the field of computer hardware aqnd software, namely, design of computer hardware modules which modify the computer hardware of others, updating and modification of software of others, and integration of computer systems and networks; consulting services in the field of farriery and veterinary medicine; development of computer software and hardware for real-time control, industrial process control, real-time simulation, and human-machine interface applications, for others; engineering services; product development services