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发明名称
Perfectionnements aux raccords-joints pour tuyauteries haute pression et nouveaux raccords obtenus en application de ces perfectionnements
摘要
申请公布号
FR837047(A)
申请公布日期
1939.02.01
申请号
FRD837047
申请日期
1937.10.11
申请人
发明人
CLERGET PIERRE
分类号
F16L27/04
主分类号
F16L27/04
代理机构
代理人
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