Now showing items 1-10 of 7
blades (7) |
wind turbines (5) |
inventions (2) |
invenţii (2) |
vertical axis wind turbines (2) |
brevete de invenție (1) |
drag type blades (1) |
hydrodynamic blades (1) |
invenții (1) |
IPC: F03D 7/02 (2006.01) (1) |
Now showing items 1-10 of 7