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经营范围
发明名称
INSIDE STAY FOR DUCT
摘要
申请公布号
JPS5284535(A)
申请公布日期
1977.07.14
申请号
JP19760000073
申请日期
1976.01.06
申请人
BABCOCK HITACHI KK
发明人
HASE SHINJI
分类号
F16L9/00;F16L11/12;F23J11/00;F23J13/00
主分类号
F16L9/00
代理机构
代理人
主权项
地址
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