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发明名称
FROST PREVENTER
摘要
申请公布号
CA630786(A)
申请公布日期
1961.11.14
申请号
CAD630786
申请日期
申请人
HOWARD H. MARTIN
发明人
HOWARD H. MARTIN
分类号
主分类号
代理机构
代理人
主权项
地址
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