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发明名称
Snow hoe
摘要
申请公布号
US2799952(A)
申请公布日期
1957.07.23
申请号
US19530388708
申请日期
1953.10.28
申请人
WEINGAND EDWARD E
发明人
WEINGAND EDWARD E.
分类号
A01B1/06;E01H5/02
主分类号
A01B1/06
代理机构
代理人
主权项
地址
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