INTERNATIONAL PATENT: LIU, HUASONG, 刘华松 FILES APPLICATION FOR "CRAWLER SUBMERGED TRAVEL BOAT EXCAVATOR HAVING BOAT BODY CAPABLE OF FLOATING UP AND DOWN"

GENEVA, June 20 -- LIU, Huasong (Room 603, Unit 1, Building 1, Xintai International Garden, Jiankang West Road Community, ChaohuHefei, Anhui, 23800), 刘华松 (中国安徽省合肥市巢湖市健康西路社区信泰国际花园高1栋1单元603室) filed a patent application (PCT/CN2024/078210) for "CRAWLER SUBMERGED TRAVEL BOAT EXCAVATOR HAVING BOAT BODY CAPABLE OF FLOATING UP AND DOWN" on Feb 23, 2024. With publication no. WO/2025/123491, the details related to the patent application was published on Jun 19, 2025.

Notably, the patent application was submitted under the International...