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Nemesio Ramirez Lemos
Stamps Category Communications Nemesio Ramirez Lemos
Transmission of messages in the cable - and wireless connection (DDR).
Germany
Telephone devices of the Age (Philipp Reis Telephone,1861)DDR.
Germany
Introduction of the five-digit postal code system.
Germany
EUROPE, CEPT, ISDN, language text image data.
Germany
World Telecommunications Day 1978 Dequede television tower (DDR).
Germany
World Communications Year (DDR).
Germany