Mark Identification

DOOR-TRAFFIC CONTROLLER

Serial Number

74605447

Filing Date

Nov 25, 1994

Trademark by

LEADBEATER JOHN TIMOTHY

Classification Information

door collision sensor system which detects the presence of an individual on one side of the door and actuates a warning signal; the major parts of the system include a sensing device, a transformer, a series of circuit lines, a warning signal and a contact switch

Electrical and Scientific Apparatus