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发明名称
Automatically controlled multiple valve for steam lines
摘要
申请公布号
US2002761(A)
申请公布日期
1935.05.28
申请号
US19330676884
申请日期
1933.06.21
申请人
ARMSTRONG HEAT CONTROL CORPORATION
发明人
ARMSTRONG CHARLES E.
分类号
F16K31/524
主分类号
F16K31/524
代理机构
代理人
主权项
地址
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