GENEVA, Feb. 8 -- SHENZHEN TUOZHU TECHNOLOGY CO., LTD. (Room 201, Building A, No. 1 First Qianwan Road, Qianhai Shengang Cooperation ZoneShenzhen, Guangdong 518066), 深圳拓竹科技有限公司 (中国广东省深圳市前海深港合作区前湾一路1号A栋201室(入驻深圳市前海商务秘书有限公司)) filed a patent application (PCT/CN2025/083875) for "CLEANING MECHANISM FOR 3D PRINTING, 3D PRINTING DEVICE AND CLEANING METHOD FOR 3D PRINTING" on Mar 20, 2025. With publication no. W...