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brevete de invenţie (1) |
invenţii (1) |
IPC: F03D 11/00 (2006.01) (1) |
IPC: F16H 1/00 (2006.01) (1) |
IPC: F16H 1/32 (2006.01) (1) |
multiplicatoare precesionale (1) |
precession step-up gears (1) |
step-up gears (1) |
turbine eoliene (1) |
wind turbines (1) |
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