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发明名称
Snow remover
摘要
申请公布号
US2093721(A)
申请公布日期
1937.09.21
申请号
US19360100548
申请日期
1936.09.12
申请人
GRATTAN PETER J
发明人
GRATTAN PETER J.
分类号
E01H5/08
主分类号
E01H5/08
代理机构
代理人
主权项
地址
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