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发明名称
INSPECTING DEVICE FOR INNER SURFACE OF PIPELINE
摘要
申请公布号
JPS6279352(U)
申请公布日期
1987.05.21
申请号
JP19850171508U
申请日期
1985.11.07
申请人
发明人
分类号
H01J29/48;H01J29/74;H01J29/80;H01J29/82;H01J29/92;H01J31/38;(IPC1-7):H01J29/82
主分类号
H01J29/48
代理机构
代理人
主权项
地址
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