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发明名称
SPEZIALFILTER FUER BRUNNEN
摘要
申请公布号
DD203086(A1)
申请公布日期
1983.10.12
申请号
DD19810236109
申请日期
1981.12.22
申请人
SCHAEFER,RALPH,DD;WUENSCHER,JOCHEN,DD
发明人
SCHAEFER,RALPH,DD;WUENSCHER,JOCHEN,DD
分类号
E03B3/18;(IPC1-7):E03B3/18
主分类号
E03B3/18
代理机构
代理人
主权项
地址
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