|
Search Results - Gemstones - Loose, February 2009
your search of 'Gemstones - Loose, February 2009' has 1 result.
17/08/2009
• Garry Holloway
Designers of new diamond cuts have long sought to protect their work from copycats. The two main protections are patents, which last for around 20 years, and trademarks. GARRY HOLLOWAY explains.
Read more »
|
|
|
|
|