Method and apparatus pertaining to selectively blocking a...
Method of installing a door closing
Methods and apparatus for a single lever tilt lock latch window
Modular latch apparatus and method
Modular reduced friction overhead door holder assembly
Mortise lock
Mortise lock
Mortise lock assembly with automatic dead bolt and...
Mortise lock having internal auxiliary spring for lever handle
Mortise lock retract mechanism
Motorized system for latching and unlatching casement windows
Multi-bolt lock
Multi-functional mortise lock
Multi-point door lock and offset extension bolt assembly
Multi-point door locking system
Multi-point entryway locking system and astragal
Multi-point latching system
Multi-point lock
Multi-point lock assembly
Multi-point lock operator for casement window