Folding screw and rail assembly for a garage door opener
Follower using pivoting retaining arms for retaining a...
Foot board for a door sill in an aircraft passenger door
Foot clutch for automatic gate opener
Foot operated door opener
Foot-operated, window-raising device for a window having a slidi
Foothold security gate
Force hinge connection for the latching mechanism of a panel tru
Force transmission element on a sliding gate
Force transmission element, window lifter and motor vehicle...
Force-responsive detectors and systems and methods of making...
Forced entry resistance device for sash window assembly
Formed metal panels
Fortified gate system and locking device
Four side flush sliding window assembly
Four sided flush glass
Four-sided flush glass assembly
Four-sided flush glass assembly
Four-way double door frame
Frame concealed exteriorly opening operating sash