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发明名称
Raccord de tuyaux
摘要
申请公布号
FR854939(A)
申请公布日期
1940.04.27
申请号
FRD854939
申请日期
1939.05.19
申请人
发明人
OSTHOFF WALTER
分类号
F16L21/00;F16L21/06
主分类号
F16L21/00
代理机构
代理人
主权项
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