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经营范围
发明名称
Refrigerating apparatus
摘要
申请公布号
US2391252(A)
申请公布日期
1945.12.18
申请号
US19440539840
申请日期
1944.06.12
申请人
GENERAL MOTORS CORPORATION
发明人
LOUTHAN CHESTER F.
分类号
B21C37/24;B21C37/28;B21D7/022;B21D15/06;C21D9/08
主分类号
B21C37/24
代理机构
代理人
主权项
地址
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