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发明名称
Freezing device
摘要
申请公布号
US2800775(A)
申请公布日期
1957.07.30
申请号
US19550492846
申请日期
1955.03.08
申请人
GENERAL MOTORS CORPORATION
发明人
O'BRIEN JOHN F.;FREI ARTHUR J.;WAAG HARRY O.
分类号
F25C1/24
主分类号
F25C1/24
代理机构
代理人
主权项
地址
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