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发明名称
WIEDERVERWENDBARE RINGINNENSCHALUNG
摘要
申请公布号
DE7047798(U)
申请公布日期
1972.04.27
申请号
DE19700047798U
申请日期
1970.12.28
申请人
PASSAVANT-WERKE
发明人
分类号
E04G11/04;(IPC1-7):E04G11/04
主分类号
E04G11/04
代理机构
代理人
主权项
地址
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