Bottle security device
Bottoming sensor
Boundary plane warning system
Box
Box with detecting means
Brake apparatus for automatic door
Brake fluid level indicator
Brake fuse warning circuit
Braking response and following distance monitoring and...
Break display lamp of a socket
Break-in detection system
Breakage detector having a conductive bent metallic leaf spring
Breath alcohol detection system with identity verification
Breath analyzer for use in automobile ignition locking systems
Breathing monitor
Breathing monitor with isolating coupler
Bridge failure alarm
Bridge sway and deflection detection system
Briefcase with remotely controlled locking mechanism
Briefcase/handbag alarm device