Electricity generators, Electric motors, and Hub motors (27 Dez 1819 Jahr – 27 Dez 1829 Jahr)
Beschreibung:
These were made during the 1820s and 1930s, they are electric generators and motors.
Zugefügt zum Band der Zeit:
Datum:
27 Dez 1819 Jahr
27 Dez 1829 Jahr
~ 10 years