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Inventor
CHA JUNG-BAE
KR
2 patents
Patents
2 patents
US8834634B2
Sep 16, 2014
Laser cleaning device for electrode tab of battery and laser cleaning method using the same
CHA JUNG-BAE
2 citations
49
US8833125B2
Sep 16, 2014
Swaging apparatus
CHA JUNG-BAE
0 citations
38