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经营范围
发明名称
Adjustable pressure regulating valve
摘要
申请公布号
US2804089(A)
申请公布日期
1957.08.27
申请号
US19550496458
申请日期
1955.03.24
申请人
OLIVER SEIFFERLE
发明人
SEIFFERLE OLIVER
分类号
G05D16/10
主分类号
G05D16/10
代理机构
代理人
主权项
地址
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