DOOR SECURITY DEVICES

Brand	Owner (click to sort)	Address	Description
DOOR DETECTIVE	EDWARDS CREATIVE PRODUCTS, INC.	910 Beechwood Avenue Cherry Hill NJ 08002	door security devices, namely optical mirrors placed outside a window at an angle which allows a viewer to see the front entrance of a home;DOOR;
SECURDOOR	Harter, Shan	982 East Constitution Chandler AZ 85225	Door security devices;SECURE DOOR;
THE GUARDIAN	HMI INDUSTRIES INC.	Suite 1250 1 American Road Brooklyn OH 44114	door security devices, namely a metal telescopic bar which can be adjusted in length by twisting the bar and which is operable to jam a door to prevent it from being opened;
	Where the owner name is not linked, that owner no longer owns the brand

Technical Examples

The entrance security door apparatus has the object of providing security for the receiver in a condominium, etc., when the receiver must confirm an unexpected visitor, etc., by opening and closing a door such as entrance door. A locking tool is provided so that the door can be opened and closed to the side end side of a door opening frame, wherein the security door apparatus comprises: one side end part of an auxiliary door having a predetermined narrow width is connected to the inner side of the open/close side of the door and the other side end part of the auxiliary door is connected to the inner part of the side end of the open/close side of the door opening frame, and the auxiliary door is linked in such a manner that. When the door is opened, the auxiliary door functions as a barrier in the opening part between the door and the door opening frame. The auxiliary door is formed to have a lattice-shape shape, etc., so that the receiver can visually confirm the outside from the interior.