Double parking vehicle installed in parking lot of apartment
Safety evacuation building with emergency escaping apparatus
Method and apparatus for directional beamforming using microphone array
METHOD AND SYSTEM FOR PROVIDING PARKING SPACE LOCATION INFORMATION IN REAL TIME
Inter-floor evacuation device using variable speed damper cylinder and movable pulley
Self driving emergency escaping apparatus having safety handle
SELF-DRIVEN EMERGENCY ESCAPE APPARATUS PROVIDED WITH SAFETY HANDLE
Vehicle alternator with front bracket and rear bracket having heat dissipation function