Handiyani, H. (Inventor), Meily, L. (Inventor), Irawati, D. (Inventor), Damayanti, R. (Inventor), Nafilah, A. (Inventor), Andini, Y. (Inventor) & Maufiroh (Inventor), 2017, Patent No. C00201705705
Handiyani, H. (Inventor), Meily, L. (Inventor), Irawati, D. (Inventor), Damayanti, R. (Inventor), Nafilah, A. (Inventor), Andini, Y. (Inventor) & Maufiroh (Inventor), 2017, Patent No. C00201705704