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发明名称
Means for and method of circulating inert gas in a refrigerating system
摘要
申请公布号
US2603955(A)
申请公布日期
1952.07.22
申请号
US19480021044
申请日期
1948.04.14
申请人
SERVEL, INC.
发明人
ASHBY CARL T.;MILLER CHARLES A.
分类号
F25B15/10
主分类号
F25B15/10
代理机构
代理人
主权项
地址
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