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发明名称
Throttle valve
摘要
申请公布号
US2114858(A)
申请公布日期
1938.04.19
申请号
US19370142453
申请日期
1937.05.13
申请人
GENERAL ELECTRIC COMPANY
发明人
ROSCH ARTHUR
分类号
F16K47/04
主分类号
F16K47/04
代理机构
代理人
主权项
地址
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