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jan 3, 1950 - Primer protector de pasajeros y puertas equipados electrónicamente, que significa el primer grupo automático sin ascensorista (persona encargada de manejar el ascensor).
Added to timeline:
Línea de tiempo del ascensor
By
fiorella
24 Sep 2017
0
0
2897
Date:
jan 3, 1950
Now
~ 75 years ago
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