Monday, March 2, 2009
Monday, March 19, 2007
2007 Bangkok Gems & Jewelry Magazine
MJSA Innovation Award for Indutherm casting machine with vibration technology
Sunday, March 19, 1995
1995 Siam Jewel Magazine
Ralf Oberg of local technology supplier Seltsam U Sohn and Manfred Wirth from German equipment manufacturer Linn
Saturday, March 19, 1994
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