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经营范围
发明名称
Ice breaker
摘要
申请公布号
US2279116(A)
申请公布日期
1942.04.07
申请号
US19400334102
申请日期
1940.05.09
申请人
GIFFORD-WOOD COMPANY
发明人
FINK FERDINAND
分类号
F25C5/04
主分类号
F25C5/04
代理机构
代理人
主权项
地址
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