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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 Jan 1892 Jahr - pierwsza automatyczna centrala telefoniczna
Beschreibung:
W La Porte w stanie Indiana uruchomiono pierwszą automatyczną centralę telefoniczną.
Zugefügt zum Band der Zeit:
oś czasu
By
Zuzanna Lange
3 Okt 2018
0
0
394
Datum:
1 Jan 1892 Jahr
Jetzt
~ 133 years ago
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