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发明名称
Shovel
摘要
申请公布号
US2937046(A)
申请公布日期
1960.05.17
申请号
US19570637992
申请日期
1957.02.04
申请人
THE WOOD SHOVEL AND TOOL COMPANY
发明人
OLVEY CHARLES L.
分类号
A01B1/02
主分类号
A01B1/02
代理机构
代理人
主权项
地址
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