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经营范围
发明名称
Intermittent vacuum control valve
摘要
申请公布号
GB2239930(A)
申请公布日期
1991.07.17
申请号
GB19900000593
申请日期
1990.01.11
申请人
ROBERT BARRIE * BRISTOLL
发明人
ROBERT BARRIE * BRISTOLL
分类号
A61H31/02;(IPC1-7):A61H31/02;F16K15/18
主分类号
A61H31/02
代理机构
代理人
主权项
地址
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