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发明名称
Snow-melting apparatus
摘要
申请公布号
US2401106(A)
申请公布日期
1946.05.28
申请号
US19430499843
申请日期
1943.08.24
申请人
LAWRENCE RICHARDSON
发明人
RICHARDSON LAWRENCE
分类号
E01H5/10
主分类号
E01H5/10
代理机构
代理人
主权项
地址
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