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经营范围
发明名称
MEMBRANVENTIL
摘要
申请公布号
ATA51689(A)
申请公布日期
1990.04.15
申请号
AT19890000516
申请日期
1989.03.08
申请人
VAILLANT GESELLSCHAFT M.B.H.
发明人
分类号
F16K7/12;(IPC1-7):F16K7/12;F16K11/00
主分类号
F16K7/12
代理机构
代理人
主权项
地址
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