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经营范围
发明名称
(A) ;PIPE BODY INSPECTION DEVICE
摘要
申请公布号
JPS57160057(U)
申请公布日期
1982.10.07
申请号
JP19810048795U
申请日期
1981.04.03
申请人
发明人
分类号
F24H1/18;F24H9/20;(IPC1-7):F24H9/20
主分类号
F24H1/18
代理机构
代理人
主权项
地址
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