Well Men Industrial Co. Limited

Follow

Organization

Quarry Bay, HK

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Water-driven toothbrush and water-pick assembly
- Patent number 4,257,433
- Issue date Mar 24, 1981
- Well Men Industrial Co. Limited
- Wong K. Kwan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Trademarklast 30 trademarks