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