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发明名称
Dispositif perfectionné pour l'assemblage des tuyaux
摘要
申请公布号
FR857228(A)
申请公布日期
1940.08.31
申请号
FRD857228
申请日期
1939.07.04
申请人
THE PIPE JOINT MANUFACTURING COMPANY LIMITED
发明人
分类号
F16L13/10;F16L13/11
主分类号
F16L13/10
代理机构
代理人
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