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发明名称
BUBBLE TUBE FOR LEVEL
摘要
申请公布号
JPH05280980(A)
申请公布日期
1993.10.29
申请号
JP19920074790
申请日期
1992.03.31
申请人
发明人
分类号
G01C9/24;G01C9/32;(IPC1-7):G01C9/24
主分类号
G01C9/24
代理机构
代理人
主权项
地址
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