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经营范围
发明名称
ROT RYABODY OF FLOW PASSAGE
摘要
申请公布号
JPS53101111(A)
申请公布日期
1978.09.04
申请号
JP19770009244
申请日期
1977.02.01
申请人
ISAYAMA MIKI
发明人
ISAYAMA MIKI
分类号
F16L55/00;F17D1/00
主分类号
F16L55/00
代理机构
代理人
主权项
地址
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