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经营范围
发明名称
KLAPPENVORRICHTUNG.
摘要
申请公布号
DE69000380(D1)
申请公布日期
1992.11.12
申请号
DE19906000380
申请日期
1990.07.13
申请人
POLYPIPE PLC, DONCASTER, GB
发明人
MCDONALD, KEVIN, HIGH MELTON, DONCASTER, GB;HARDY, MICHAEL HARRY, GRINGLEY-ON-THE-HILL, DONCASTER, GB
分类号
E03C1/122;F16K24/06;(IPC1-7):E03C1/122
主分类号
E03C1/122
代理机构
代理人
主权项
地址
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