Fascinating - looks just like the Persian one. Identical.
Who stole what?
For something really interesting google -— maglev vertical axis
This design has much reduced friction because the wind catching part is magnetically levitated
http://www.google.com/search?um=1&hl=en&client=firefox-a&rlz=1R1GGLL_en___US358&biw=1161&bih=803&q=maglev%20vertical%20axis%20wind%20turbine&ie=UTF-8&sa=N&tab=iw