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发明名称
Electronic levelling apparatus and levelling staff used with the same
摘要
申请公布号
EP0576004(B2)
申请公布日期
2004.10.13
申请号
EP19930110101
申请日期
1993.06.24
申请人
KABUSHIKI KAISHA TOPCON
发明人
KUMAGAI, KAORU;KAWASHIMA, SHINJI;FURUYA, KIICHI;OHTOMO, FUMIO
分类号
G01C15/06;G01D5/249;(IPC1-7):G01C15/06
主分类号
G01C15/06
代理机构
代理人
主权项
地址
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