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brevete de invenţie (36) |
invenţii (36) |
semiconductors (7) |
crystals (5) |
IPC: F16H 1/32 (2006.01) (4) |
luminescence (4) |
pores (4) |
Republica Moldova (4) |
anodic etching (3) |
ape reziduale (3) |
Now showing items 1-10 of 133