Calvin S. Lee

Follow

Person

Pasadena, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Multi-colored contraceptive sheath
- Patent number 6,367,477
- Issue date Apr 9, 2002
- Calvin S. Lee
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Multi-colored contraceptive sheath
- Publication number 20020005203
- Publication date Jan 17, 2002
- Calvin S. Lee
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC