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发明名称
VENTIL.
摘要
申请公布号
NO872357(A)
申请公布日期
1985.10.21
申请号
NO19870002357
申请日期
1987.06.04
申请人
AVA INTERNATIONAL CORP
发明人
AKKERMAN, NEIL H.;DEWEY, DANIEL O.
分类号
F16K;F16K31/122;F16K31/524;(IPC1-7):F16K/
主分类号
F16K
代理机构
代理人
主权项
地址
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