The present invention relates to a glass pattern forming device and to a glass pattern forming method (S10) comprising the steps of: disposing a mask having a plurality of holes to be spaced apart from an upper surface of a glass (S100); spraying particles toward the mask from the top of the mask (S200); separating the mask from the glass (S300); and cleaning the glass (S400). In addition, the glass pattern forming method may spray particles by separating the mask from the glass at a predetermined interval.;COPYRIGHT KIPO 2020
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