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发明名称
Perfectionnements aux tuyaux flexibles
摘要
申请公布号
FR1140686(A)
申请公布日期
1957.08.05
申请号
FRD1140686
申请日期
1956.01.31
申请人
HOOVER LIMITED
发明人
分类号
A47L9/24;B29D23/18
主分类号
A47L9/24
代理机构
代理人
主权项
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