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发明名称
RINGBALL.
摘要
申请公布号
DE1947905(U)
申请公布日期
1966.10.13
申请号
DE196600L2760U
申请日期
1966.08.11
申请人
RUDOLF LEDIGER
发明人
RUDOLF LEDIGER
分类号
主分类号
代理机构
代理人
主权项
地址
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