Nicolaas Van der Greft

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Wychen, NL

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Patents Grantslast 30 patents

Information Patent Grant
Connecting system for, inter alia, an earring
- Patent number 7,818,852
- Issue date Oct 26, 2010
- Nicolaas Van der Greft
- A44 - HABERDASHERY JEWELLERY
Information Patent Grant
Lock for a necklace, bracelet or such ornament, as well as an end e...
- Patent number 6,477,752
- Issue date Nov 12, 2002
- Nicolaas van der Greft
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
Connecting system for, inter alia, an earring
- Publication number 20070163298
- Publication date Jul 19, 2007
- Nicolaas Van der Greft
- A44 - HABERDASHERY JEWELLERY