Weilin Hu

Follow

Person

US

People

Patents Applicationslast 30 patents

Information Patent Application
LINEAR RECIPROCATING-TYPE DRIVING STRUCTURE AND A CLEANING TOOL
- Publication number 20120266394
- Publication date Oct 25, 2012
- Ruiyu HE
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DEVICE WITH OBLIQUE AND ECCENTRIC AXLE AND A CLEANING BRUSH
- Publication number 20120260440
- Publication date Oct 18, 2012
- TRULY INSTRUMENT LIMITED
- Ruiyu HE
- A46 - BRUSHWARE