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经营范围
发明名称
Exhaust conduit
摘要
申请公布号
US2370062(A)
申请公布日期
1945.02.20
申请号
US19410385842
申请日期
1941.03.29
申请人
HELFEDA, S. A.
发明人
MERCIER PIERRE ERNEST
分类号
F01N3/06
主分类号
F01N3/06
代理机构
代理人
主权项
地址
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