energy, wind, Ventimotor, wind power station, developed by Kurt Bilau (1872 - 1941), collaring of the propeller wings, from: "Koralle", number 6, Berlin, 1925, Additional-Rights-Clearences-Not Available

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Size: 4405px × 4725px
Location:
Photo credit: © INTERFOTO / History / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1920s, 20th, bilau, century, current, developed, electric, electricity, energy, engineering, generation, historic, historical, invention, inventions, kurt, male, man, men, people, power, prop, propeller, propellers, propellor, propellors, props, station, technics, technologies, technology, ventimotor, wind