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发明名称
Raccord de tuyaux
摘要
申请公布号
FR909478(A)
申请公布日期
1946.05.09
申请号
FRD909478
申请日期
1944.10.17
申请人
发明人
BEAUDEQUIN JACQUES-ERNEST-ROBER
分类号
F16L37/14
主分类号
F16L37/14
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代理人
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