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发明名称
SEITENABDICHTUNG FUER EINSCHWIMMBARE NOTVERSCHLUESSE.
摘要
申请公布号
DE1641359(U)
申请公布日期
1952.07.24
申请号
DE195000G2249U
申请日期
1950.12.04
申请人
GUTEHOFFNUNGSHUETTE OBERHAUSEN AKTIENGESELLSCHAFT
发明人
分类号
主分类号
代理机构
代理人
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