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发明名称
Kolbenringdichtung
摘要
申请公布号
DE821748(C)
申请公布日期
1951.11.19
申请号
DE1949P001535
申请日期
1949.01.19
申请人
OTTO WOLF;OTTOKAR WOLF
发明人
WOLF OTTO
分类号
F16J9/00
主分类号
F16J9/00
代理机构
代理人
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地址
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