194624 ⎘
Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission; Personal calling arrangements or devices, i.e. paging systems using wireless transmission; Paging receivers with audible signalling details with call or message storage means
Varied apparatus for message playback
#2Service request method and system using local server
#3Delayed message playback methods and apparatus
#4Speech-driven patient care system with wearable devices
#5Haptic device
#6Haptic device