Showing 1 - 20 results of 52 for search '"TAN ZIWEN"', query time: 1.42s Refine Results  

Intelligent elevator

by TAN ZIWEN
Year of Publication 03.07.2020
Get full text
Patent

Elevator car

by TAN ZIWEN
Year of Publication 03.07.2020
Get full text
Patent

Water wheel

by XIE YINHE, TAN ZIWEN
Year of Publication 14.12.2021
Get full text
Patent