ELECTRONIC DOOR CLOSING SYSTEMS

Brand	Owner	Address	Description
DOOR MANAGEMENT CONTROLLER (DMC)	Visual Defence Inc.	750 Ensminger Rd., Suite 108 Visual Defence USA Tonawanda NY 14150	Electronic door closing systems; Electronic door opening and closing system;Motorized door locks;
	Where the owner name is not linked, that owner no longer owns the brand

Technical Examples

A door assembly and a door closer arranged and constructed so as to be wholly concealed within the associated door, yet is rendered readily accessible to effect the adjustment thereof to regulate or control the closing speed of the associated door. The door closer is capable of performing all of the functions expected of a door closer such as controlling the closing force, regulating the door closing speed and the arresting of the door in a predetermined opened position.