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发明名称
Retainer shield for potato diggers
摘要
申请公布号
US2421425(A)
申请公布日期
1947.06.03
申请号
US19460640660
申请日期
1946.01.11
申请人
JOSEPH LESZKOWICZ
发明人
LESZKOWICZ JOSEPH
分类号
A01D33/00
主分类号
A01D33/00
代理机构
代理人
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地址
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