On Oct 17, 2012, Viga pelvi mixer 3411 series, Quod disposito per excogitatoris Petri Kuang, Habet consilium patentibus certificatorium per publicam intellectualis proprietas munus p.r.c. Et certificatorium non. Ref.:2138125 which with the valid till Oct 16th 2022.
3411 Faucet Design Patentibus Certificate-MMXII
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