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invenţii (62) |
inventions (34) |
brevete de invenţie (28) |
teeth (14) |
roţi dinţate (9) |
dinţi (8) |
precessional transmissions (8) |
angrenaje precesionale (6) |
gear wheels (6) |
gear-wheels (6) |
Now showing items 1-10 of 62