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brevete de invenţie (1) |
conversiunea energiei solare (1) |
instalaţii solare (1) |
invenţii (1) |
IPC: B60K 16/00 (2006.01) (1) |
IPC: F02G 1/044 (2006.01) (1) |
IPC: F03G 6/06 (2006.01) (1) |
IPC: F24J 2/42 (2006.01) (1) |
solar energy conversion (1) |
Now showing items 1-9 of 1