Seismoalarm, technical problem of the world decide: how it could warn one man - population, where it lives ( sleep, work, entertain, travel, rest ...) at the beginning of intensity of eartquake, every moment of a day, night, month, year, ..., the essence is to make less victims of people and considerable material demage.
SEISMOALARM, SIGNAL EARTHQUAKE, VIBRATION, PATENT - COPYRIGHT 2006 - ALL RIGHTS RESERVED