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发明名称
ABDECKMATTE, INSBESONDERE ZUM ABDECKEN VON DRAINAGEROEHREN.
摘要
申请公布号
DE1923427(U)
申请公布日期
1965.09.16
申请号
DE196500R0380U
申请日期
1965.03.30
申请人
CHARLOTTE RIPKEN
发明人
CHARLOTTE RIPKEN
分类号
主分类号
代理机构
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