More specifically, the present invention relates to double {HEAD ~ hinged doors} wherein {TAIL ~ the inactive door} has an inactive door lock that does not allow the active door lock to be engaged in a locked position unless the inactive door lock is engaged in a locked position 
wherein
More specifically , the present invention relates to double { HEAD ~ hinged doors } wherein { TAIL ~ the inactive door } has an inactive door lock that does not allow the active door lock to be engaged in a locked position unless the inactive door lock is engaged in a locked position
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH