Access door, especially for an aircraft engine cowling, provided
Adapter for electric garage door openers
Combination inner flea-tick collar and outer protective collar,
Door control
Door control
Door opener for bus and the like
Door opening and closing mechanism
Door operating assembly
Entrance control device for sequential displacement of a...
Fast food service access window with segmented push-bar
French casement window operator
Gate with multiple pivot axes for rail members
Mezzanine gate system
Mezzanine safety gate
Mutually counterbalancing upper and lower flap doors of wide doo
Semi-manually operated service window
Sequential door closing mechanism
Service window
Swinging plug door
Vehicle door construction