Hans Dr Ing Unterberger

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Archive | 1979

Transmission system for telecopying and electronic transmission of in-house mail

Heinz Schwaertzel; Hans Dr Ing Unterberger

Archive | 1983

Telephone switching system for public or private telephone networks with at least one central dial information recording and processing device

Hans Dr Ing Unterberger; Thomas Dipl Ing Steuer; Bernhard Dipl Ing Littel; Gupta Probodh Das; Manfred Dr Rer Nat Lang; E H V Sanden Dieter Dr. Ing. Dipl.-Phys.

Archive | 1981

Multi-purpose terminal device having an input and control keyboard for connection to a data processing system and/or to an automatic text processing unit

David Cutter; Hans Dr Ing Unterberger

Archive | 1981

Multiple-purpose terminal connected to a data processing apparatus or a text editing automat

David Cutter; Hans Dr Ing Unterberger

Archive | 1977

Communications system with optical fibres - uses optical fibres both for communications and for switching signals and power transmission

Hans Dr Ing Unterberger; Ingrid Fromm

Archive | 1979

Communication system for stationary and mobile subscribers

Heinz Schwaertzel; Hans Dr Ing Unterberger

Archive | 1980

Method and a device for monitoring and minimizing light losses at a splicing location for glass fiber cables

Ingrid Fromm; Hans Dr Ing Unterberger

Archive | 1982

Fernsprechvermittlungssystem fuer oeffentliche oder private waehlnetze mit zumindest einer zentralen waehlinformations-aufnahme/verarbeitungs-einrichtung

Hans Dr Ing Unterberger; Thomas Dipl Ing Steuer; Bernhard Dipl Ing Littel; Das Gupta B E E Com Probodh; Manfred Dr Rer Nat Lang; Dieter V Dipl-Phys Dr-I Sanden

Archive | 1980