TW-I925610-B - TELESCOPING AND LIFTING MECHANISM AND CLEANING DEVICE

Inventors

• YANG, FAN
• YU, GUANG
• LU, Youcheng
• WANG, Genfa

Assignees

• 大陸商北京石頭世紀科技股份有限公司

Dates

Publication Date

20260511

Application Date

20250418

Priority Date

20240419