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发明名称
Clay digger
摘要
申请公布号
US2554568(A)
申请公布日期
1951.05.29
申请号
US19460684303
申请日期
1946.07.17
申请人
INDEPENDENT PNEUMATIC TOOL CO.
发明人
GILLERSTROM HILMER A.
分类号
B25D17/00;B25D17/22;B25D17/24
主分类号
B25D17/00
代理机构
代理人
主权项
地址
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