Multi-level lock system and method

Multi-level lock system and method

Multi-piece plug assembly for a cylinder lock

Multi-use lock cylinder

Multi-use lock housing and cylinder

Multiple axial pin tumbler lock

Multiple function plate tumbler-type cylinder lock mechanism

Multistation lock

Non damaging key lock

Nonpickable lock

Nonrotating, flexible key lock

One piece key identification cover

Opening occluding lock assembly

Overmolded key including an ornamental element and method of...

Overmolded key including an ornamental element and method of...

Padlock having a replaceable cylinder

Padlock shackle

Padlock with a hard shell casing for receiving a cylinder lock u

Passive anti-theft device for vehicle ignition lock

Peripheral key tumbler lock