21 ULTRAHIGH-SPEED FIRE DETECTION SYSTEMS-NAMELY, FIRE DETECTING AND ALARM SIGNAL TRANSMITTING APPARATUS SUITABLE FOR AUTOMATIC ACTUATION OF FIRE EXTINGUISHING EQIUPMENT
Trademark Events
May 9, 1994
Expired Sec. 9
Feb 27, 1979
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.