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brevete de invenţie (27) |
invenţii (27) |
roţi dinţate (7) |
teeth (7) |
dinţi (6) |
gear-wheels (6) |
angrenaje precesionale (4) |
angrenaje conice (3) |
IPC: B23F 19/00 (2006.01) (3) |
IPC: B23F 9/06 (2006.01) (3) |
Now showing items 1-10 of 27