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发明名称
LEVEL
摘要
申请公布号
KR840001902(Y1)
申请公布日期
1984.09.26
申请号
KR19830000526U
申请日期
1983.01.21
申请人
CHONG JONG-BAEK
发明人
CHONG JONG-BAEK
分类号
G01C9/00;(IPC1-7):G01C9/00
主分类号
G01C9/00
代理机构
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