|
CA2790217A1
|
|
Controller-keypad/card reader indentification system including card programming and secure communications
|
|
CA2789878A1
|
|
Electronic cable lock system
|
|
CA2714979A1
|
|
Access control device for a door
|
|
CA2714685A1
|
|
Apparatus for transferring electric power between a closable member and a frame
|
|
US8047582B1
|
|
Electro-mechanical lock
|
|
US2005235711A1
|
|
Vertical door locking system
|
|
US6581991B2
|
|
Automated door latch actuator especially adapted for mortise locks and method corresponding thereto
|
|
US6609738B1
|
|
Electromagnetic door lock system
|
|
US6271751B1
|
|
Magnetic lock and status detection system and method therefor
|
|
US6022056A
|
|
Method and apparatus for automated door latch actuator
|
|
US6007119A
|
|
Multi-directional self-aligning shear type electromagnetic lock
|
|
US5825288A
|
|
Monitoring device for swinging deadlock
|
|
US5757269A
|
|
Latch monitor
|
|
US5758527A
|
|
High security deadbolt lock assembly
|
|
US5758913A
|
|
Impact resistant electromagnetic lock
|
|
US5668533A
|
|
High security balanced-type, magnetically-actuated proximity switch system
|
|
US4871204A
|
|
Touch bar release locking system
|
|
US4682801A
|
|
Electromagnet access control circuit
|
|
US4516114A
|
|
Magnetic locking status detection system
|
