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经营范围
发明名称
Mower wheel seal
摘要
申请公布号
US2639929(A)
申请公布日期
1953.05.26
申请号
US19470753289
申请日期
1947.06.07
申请人
HAROLD M. COOPER
发明人
COOPER ALLYN RANFT
分类号
A01D34/62
主分类号
A01D34/62
代理机构
代理人
主权项
地址
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