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经营范围
发明名称
Valve with spherical plug
摘要
申请公布号
US3171429(A)
申请公布日期
1965.03.02
申请号
US19620179290
申请日期
1962.03.09
申请人
BORSIG AKTIENGESELLSCHAFT;WERNER HARTMANN
发明人
STURMER ERICH;BOLDT HEINZ;MUNCH ULRICH
分类号
F16K5/20
主分类号
F16K5/20
代理机构
代理人
主权项
地址
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