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发明名称
Duct assembly
摘要
申请公布号
GB9704781(D0)
申请公布日期
1997.04.23
申请号
GB19970004781
申请日期
1997.03.07
申请人
SANKEY, ROBERT D
发明人
分类号
F16L5/00
主分类号
F16L5/00
代理机构
代理人
主权项
地址
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