Dedicated line eliminator for facsimile/telephone systems
Device for aiding maintenance of an electromechanical installati
Dial inbound meter interface unit (MIU) for automatic meter read
Dial verifier, especially for facsimile transmission
Document distribution system
Document transmission method upon generation of an error during
Door ajar signalling device
DTMF transmission and displaying method for facsimile system
Electronic document management system and method
Electronic document management system and method
Electronic information transmitting apparatus with reviewable tr
Electronic lock system with improved data dissemination
Electronic mail system
Electronic mail system
Electronic mail system
Electronic mail system
Electronic mail-capable communication terminal device and electr
Electronic messaging exchange
Electronic real estate lockbox system with improved reporting ca
Electronic remote data recorder for electric energy metering