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发明名称
Pressure control
摘要
申请公布号
US2485074(A)
申请公布日期
1949.10.18
申请号
US19460677370
申请日期
1946.06.17
申请人
MERIT ENGINEERING, INC.
发明人
STEVENSON ROBERT
分类号
F15B1/033;G05D16/20
主分类号
F15B1/033
代理机构
代理人
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地址
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