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发明名称
CRYOGENIC REFRIGERATOR ARRANGEMENT
摘要
申请公布号
US3469409(A)
申请公布日期
1969.09.30
申请号
USD3469409
申请日期
1967.04.03
申请人
HUGHES AIRCRAFT CO.
发明人
KENNETH W. COWANS
分类号
F25B9/14;G21H3/00;(IPC1-7):F25B9/00
主分类号
F25B9/14
代理机构
代理人
主权项
地址
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