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brevete de invenție (2) |
invenții (2) |
IPC: H01C 17/00 (2006.01) (2) |
IPC: H01C 17/04 (2006.01) (2) |
divizoare de tensiune rezistive (1) |
IPC: G01R 17/00 (2006.01) (1) |
IPC: G01R 17/04 (2006.01) (1) |
IPC: G01R 25/00 (2006.01) (1) |
IPC: G01R 25/02 (2006.01) (1) |
IPC: G01R 3/00 (2006.01) (1) |
Now showing items 1-10 of 2