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发明名称
Seed grader
摘要
申请公布号
US2049808(A)
申请公布日期
1936.08.04
申请号
US19350019940
申请日期
1935.05.06
申请人
CHARLES HUNNICUTT
发明人
HUNNICUTT CHARLES
分类号
B07B1/22
主分类号
B07B1/22
代理机构
代理人
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地址
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