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Year of Publication 24.03.2010
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Counting lockset
WANG LEI, SUN QIANG, YU HUI, DING XIXIANG, YI PENGFEI, CAI HONGYI, ZHENG QINA, TANG LONGDE, LU YANG, CHEN NAIZHONG, MA AIMIN, ZHANG YONGZHI, CHEN FANYU, JIE YIFEI, LIU ZHENHUA
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Year of Publication 09.12.2009
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Lock bridge counting lock
WANG LEI, SUN QIANG, YU HUI, DING XIXIANG, YI PENGFEI, CAI HONGYI, ZHENG QINA, TANG LONGDE, LU YANG, CHEN NAIZHONG, MA AIMIN, ZHANG YONGZHI, CHEN FANYU, JIE YIFEI, LIU ZHENHUA
Year of Publication 09.12.2009
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Year of Publication 09.12.2009
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