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发明名称
EXPIRATORY VALVES
摘要
申请公布号
GB2102682(B)
申请公布日期
1985.03.20
申请号
GB19820019668
申请日期
1982.07.07
申请人
* DCA DESIGN CONSULTANTS LIMITED
发明人
MICHAEL ANDREW * BEARD;JOHN RICHARD * BLEASDALE
分类号
A62B18/10;(IPC1-7):A62B9/02
主分类号
A62B18/10
代理机构
代理人
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地址
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