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经营范围
发明名称
Gewichtsbelastetes Vakuumventil
摘要
申请公布号
DE1550134(A1)
申请公布日期
1969.07.17
申请号
DE19661550134
申请日期
1966.10.04
申请人
GEBR. BECKER GMBH
发明人
BECKER,OTTO
分类号
F16K15/02;F16K51/02
主分类号
F16K15/02
代理机构
代理人
主权项
地址
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