038 — Class 38 includes mainly services allowing at least one person to communicate with another by a sensory means. Such services include those which: 1. allow one person to talk to another, 2. transmit messages from one person to another, and 3. place a person in oral or visual communication with another (radio and television).

042 — Class 42 includes mainly services provided by persons, individually or collectively, in relation to the theoretical and practical aspects of complex fields of activities; such services are provided by members of professions such as chemists, physicists, engineers, computer programmers, etc.