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发明名称
Defrosting system for refrigerators
摘要
申请公布号
US2534031(A)
申请公布日期
1950.12.12
申请号
US19440550165
申请日期
1944.08.19
申请人
PAUL KOLLSMAN
发明人
KOLLSMAN PAUL
分类号
F25B41/04;F25B47/02
主分类号
F25B41/04
代理机构
代理人
主权项
地址
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