Sangly Ng

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Kowloon, HK

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing multi-element tungsten carbide jewelry rings
- Patent number 9,155,363
- Issue date Oct 13, 2015
- Diamond Direct, LLC
- Sangly Ng
- A44 - HABERDASHERY JEWELLERY

Patents Applicationslast 30 patents

Information Patent Application
Method of manufacturing multi-element tungsten carbide jewelry rings
- Publication number 20150113809
- Publication date Apr 30, 2015
- Diamond Direct LLC
- Sangly Ng
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...