The door prop can also be used with a conventional door. The invention is designed to be used by fire departments, military, and law enforcement agencies to train personnel in the art of opening locked or blocked doors. The special benefits to the invention are versatility, portability, and ...
The door prop can also be used with a conventional door. The invention is designed to be used by fire departments, military, and law enforcement agencies to train personnel in the art of opening locked or blocked doors. The special benefits to the invention are versatility, portability, and ...