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发明名称
Selbsttaetig schliessender Druckspueler fuer Aborte
摘要
申请公布号
DE882679(C)
申请公布日期
1953.07.09
申请号
DE1951R006696
申请日期
1951.09.16
申请人
GEORG ROST & SOEHNE
发明人
分类号
E03D3/02
主分类号
E03D3/02
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代理人
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