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经营范围
发明名称
Cryogenic refrigerating means
摘要
申请公布号
US3018643(A)
申请公布日期
1962.01.30
申请号
US19590840786
申请日期
1959.09.15
申请人
PHILCO CORPORATION
发明人
EVERS DUNDRED D.
分类号
F25B9/02;F25J1/00
主分类号
F25B9/02
代理机构
代理人
主权项
地址
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