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发明名称
Dichtring aus Stahl
摘要
申请公布号
DE883992(C)
申请公布日期
1953.07.23
申请号
DE1951K011242
申请日期
1951.09.07
申请人
KREIDEL HANS H.
发明人
KREIDEL HANS H.
分类号
F16L19/12
主分类号
F16L19/12
代理机构
代理人
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地址
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