개량된 창문 및 창문 시스템
TAN SZE TIONG, ER. WONG LIANG HENG JOHNNY, AR. WAN KHIN WAI, KELVIN LI WENHUI, AR. CHUA KIAN AIK JOHATHAN, IRENE LEE YEN LENG, AR. CHIA YU HSIEN
Year of Publication 27.07.2021
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Year of Publication 27.07.2021
Patent