Assembly for moving a barrier and method of controlling the...

Assembly of a door latch and anti-theft and anti-attack...

Assembly of cam-actuated brake in locking shoe for tilt sash

Attachment clip for a door latch assembly

Attachment for an overhead door

Attachment for door closer

Attachment for locking drawers of horizontal steel filing...

Attenuated hinge spring assembly

Attenuating and retraction device

Audio cassette package

Auger latch

Auger-shaped threshing machine band cutter

Auto latch for window sash

Autodirecting security entrance for banks and the like

Automated handling system for bank deposit boxes

Automated locking door system

Automated parking gate and controls

Automated system for opening car doors

Automated window lifter

Automatic astragal