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发明名称
Raccords en matière plastique pour tuyauteries et leur procédé de fabrication
摘要
申请公布号
FR1144833(A)
申请公布日期
1957.10.18
申请号
FRD1144833
申请日期
1956.03.27
申请人
发明人
RUMP PAUL
分类号
B21C37/29;F16L41/08
主分类号
B21C37/29
代理机构
代理人
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