50 Jahre Fernsprechen in Deutschland
50 Jahre Fernsprechen in Deutschland
50 Jahre Fernsprechen in Deutschland online lietuviškai Filmux.to. The history of telephony in Germany is depicted through a series of photographs and explanations, showcasing the evolution from early telephones and manual switching systems to automatic systems, cable production, and the development of a comprehensive telephone network, including the introduction of radio technology.
- Žanras: Dokumentiniai
- Šalis: Germany
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