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发明名称
PUMPENMEMBRAN.
摘要
申请公布号
DE1929866(U)
申请公布日期
1965.12.23
申请号
DE196400K7580U
申请日期
1964.04.03
申请人
ERWIN KOLFERTZ
发明人
ERWIN KOLFERTZ
分类号
主分类号
代理机构
代理人
主权项
地址
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