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发明名称
Apparatus for pressure control
摘要
申请公布号
US1785807(A)
申请公布日期
1930.12.23
申请号
US19270210332
申请日期
1927.08.03
申请人
GULF REFINING COMPANY
发明人
CARPENTER THEODORE H.
分类号
F16K31/12
主分类号
F16K31/12
代理机构
代理人
主权项
地址
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