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2006 No. 10-0649112 |
¹ÝµµÃ¼/µð½ºÇ÷¹ÀÌ Á¦Á¶ ÀåºñÀÇ °¡½º¹ëºê ¿Àµ¿ÀÛ °ËÃà±â |
2005 No. 0479223 |
µðÁöÅÐ ¹æ½Ä¿¡ ÀÇÇÑ ¸ÅüÀÇ Á¦¾îÀåÄ¡ |
2004 No. 003215 |
Gas leakage detector of plasma chamber |
2003 No. 0056876 |
Impedance diagnosis system for plasma process chamber |
2002 No. 0362602 |
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