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Dental composite blank having multiple layers and method for manufacturing same |
Myung Hwan Oh, Hyun-Chul Yoo, Yun Ki Kim |
2023-09-05 |
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Triazolone derivatives or salts thereof and pharmaceutical composition comprising the same |
Tae Dong Han, Eun Hye Jung, Chung Yi, Byoung-Moon Lee, Yoo-Hoi Park +7 more |
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Clock data recovery circuit and method for operating the same |
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Clock generation circuit and semiconductor memory apparatus having the same |
— |
2011-05-31 |
| 7924127 |
Electro-magnetic force driving actuator and circuit breaker using the same |
Hyun-Kyo Jeong |
2011-04-12 |