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经营范围
发明名称
Atmospheric pressure regulator
摘要
申请公布号
US2587375(A)
申请公布日期
1952.02.26
申请号
US19450594337
申请日期
1945.05.17
申请人
PAULSEN WILLIAM R
发明人
PAULSEN WILLIAM R.
分类号
G05D16/06
主分类号
G05D16/06
代理机构
代理人
主权项
地址
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