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发明名称
Refrigerant expansion control
摘要
申请公布号
US2196777(A)
申请公布日期
1940.04.09
申请号
US19390289307
申请日期
1939.08.09
申请人
JOHNSON SERVICE COMPANY
发明人
OTTO CARL A.
分类号
F25B41/06
主分类号
F25B41/06
代理机构
代理人
主权项
地址
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