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brevete de invenţie (2) |
invenţii (2) |
semiconductoare (2) |
semiconductors (2) |
casting conductors (1) |
cristale semiconductoare (1) |
glass insulations (1) |
insulation (1) |
IPC: B82B 3/00 (2006.01) (1) |
IPC: C01D 3/04 (2006.01) (1) |
Now showing items 1-10 of 2