Air conditioner window sash

Aseismatic device for doors

Automatic loading dock

Automatic silo door construction

Curtain rod for sliding glass door

Curtain rod for sliding glass door

Device for sealing the gap under a door

Door and dock cover

Door including electrical device and pivotable conductor therefo

Door sealing wedge

Hollow door sealing wedge

Insulated door mounting frame structure

Insulated refrigerator door frame

Method of increasing the range of controlled movement of a door

Multi-pane glazed door defrosting system

Overhead door

Panic guard

Portable environmental barrier for an open door-way or window

Portable side pet door

Refrigerator door assembly with venting system