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发明名称
Combine
摘要
申请公布号
US1859759(A)
申请公布日期
1932.05.24
申请号
US19300436611
申请日期
1930.03.17
申请人
WALTERS RALPH S
发明人
WALTERS RALPH S.
分类号
A01D41/04
主分类号
A01D41/04
代理机构
代理人
主权项
地址
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