InventHelp Presents Device to Secure a Door against an Active Shooter (LGI-2783)
He developed the patent pending BLUE LINE to slide over a door hinge to prevent the door from opening.
- He developed the patent pending BLUE LINE to slide over a door hinge to prevent the door from opening.
- The device offers an additional level of protection.
- The accessory creates a more secure hiding place from an active shooter.
- The original design was submitted to the Long Island sales office of InventHelp.