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发明名称
SELBSTSPANNENDER DICHTUNGSRING.
摘要
申请公布号
DE1778405(U)
申请公布日期
1958.11.27
申请号
DE195800I7087U
申请日期
1958.09.03
申请人
IBREPA G.M.B.H.
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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