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Inventor
OH JANG GU
KR
2 patents
Patents
2 patents
US8705023B2
Apr 22, 2014
Testing apparatus and method for testing light emitting diode lamp
HONG SUNGHO
2 citations
58
US8670112B2
Mar 11, 2014
Testing apparatus for testing light emitting diode lamp and method for operating the same
HONG SUNGHO
0 citations
37