Machines, namely, testers for use in testing quality and other conditions of ware, namely, electronic circuit boards, electric motors, electric generators, starters for vehicle engines, lifts, conveyors, metal cutting machines, industrial robots, programmable controllers, telecommunication machines, car navigation computers, television sets, radios, video disc players and recorders, video tape players and recorders, compact disc players and recorders, video cameras, projectors, lighting fixtures, vacuum cleaners, electric washing machines for clothes, electric dish washers, refrigerators, microwave ovens for cooking, air conditioners, electric stoves, oil heaters, computers, computer peripherals and data processors, in the production lines of the ware at plants; and computers and electronic controllers, namely, electronic controls for the aforesaid testers to receive data on-line regarding quality and other conditions of the ware from the testers; and to process and record the data