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invenţii (13) |
turbine eoliene cu ax vertical (13) |
inventions (12) |
vertical axis wind turbines (5) |
energie eoliană (4) |
wind turbines with vertical axle (3) |
wind energy conversion (2) |
wind turbines with vertical axis (2) |
blades (1) |
brevete de invenţie (1) |
Now showing items 1-10 of 13