Car anti-theft device

Card for a pledge lock

Cashless key and receptacle system

Catch mechanism for locks

Changeover device for a door or window fitting

Closing device

Closing device

Closing device for a lock

Closure system consisting of a lock and a plurality of keys

Clutch mechanism for door lock system

Clutch mechanism for electronic locks

Code-operated catch mechanism for hotel room door

Combination controlled fluid pressure actuated door lock

Combination lock handle

Combination lock with motor-driven tumblers

Combined actuation lock

Combined magnetic and non-magnetic locking mechanism

Combined mechanical and magnetic locking system

Compact electronic lock

Computer network equipment enclosure having exchangeable...