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发明名称
VERWANDLUNGSSCHREIBSCHRAENKCHEN.
摘要
申请公布号
DE1746164(U)
申请公布日期
1957.06.06
申请号
DE195700D3556U
申请日期
1957.01.25
申请人
FRIEDRICH DEMLER
发明人
FRIEDRICH DEMLER
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主分类号
代理机构
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