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发明名称
Fluid control valve mechanism
摘要
申请公布号
US2470566(A)
申请公布日期
1949.05.17
申请号
US19460713242
申请日期
1946.11.30
申请人
HARTFORD-EMPIRE COMPANY
发明人
JR. HUGH C. MACCONNELL,
分类号
F01B17/00;F01B17/02
主分类号
F01B17/00
代理机构
代理人
主权项
地址
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