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发明名称
HOHLBLOCKSTEIN.
摘要
申请公布号
DE1674778(U)
申请公布日期
1954.04.08
申请号
DE195300R6844U
申请日期
1953.07.07
申请人
EDUARD ROSELLEN;FRED KERN
发明人
EDUARD ROSELLEN;FRED KERN
分类号
主分类号
代理机构
代理人
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