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发明名称
Plow
摘要
申请公布号
US1969859(A)
申请公布日期
1934.08.14
申请号
US19320600177
申请日期
1932.03.21
申请人
ALBERT SCHRADER
发明人
SCHRADER ALBERT
分类号
A01B3/26
主分类号
A01B3/26
代理机构
代理人
主权项
地址
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