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发明名称
Side dressing attachment
摘要
申请公布号
US2626579(A)
申请公布日期
1953.01.27
申请号
US19480039702
申请日期
1948.07.20
申请人
SHAW ROY A
发明人
SHAW ROY A.
分类号
A01C21/00
主分类号
A01C21/00
代理机构
代理人
主权项
地址
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