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经营范围
发明名称
Membranventil
摘要
申请公布号
DE1526237(A1)
申请公布日期
1969.12.18
申请号
DE19661526237
申请日期
1966.01.14
申请人
INTERNATIONAL STANDARD ELECTRIC CORP.
发明人
DAVIS GRAYSON,RICHARD
分类号
F16K31/68;G05D16/06;G05D23/12
主分类号
F16K31/68
代理机构
代理人
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地址
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