Low-cost electronic mail terminal
Method and apparatus for phototypesetting
Method and circuit arrangement for switching signals having diff
Method and circuit arrangement for transmitting communication si
Method and device for fast data transmission through a standard
Method and means of reading punched data tape
Method for emitting additional information in conjunction with m
Method for establishing conference connections in dial-operated
Method for establishing connections between subscriber stations
Microprocessor operated telecommunications interface for a termi
Modular laser printing system
Modular telecommunication system
Modular telecommunication system
Motor control device for data terminals
Multiple shift electronic keyboard
Packet-switched data communication system
Packet-switched data communications system
Paging system with selectively actuable pocket printers
Portable compact multi-function printer with cartridge paper sup
Printer