Thomas O'Brien

Follow

Person

New York, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Single-piece helical connector for adjustable or fixed length jewel...
- Patent number 6,668,583
- Issue date Dec 30, 2003
- Thomas O'Brien
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Single-piece helical connector for adjustable or fixed length jewel...
- Publication number 20030089127
- Publication date May 15, 2003
- Thomas O'Brien
- A44 - HABERDASHERY JEWELLERY