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经营范围
发明名称
Disk plow
摘要
申请公布号
US2729929(A)
申请公布日期
1956.01.10
申请号
US19520319360
申请日期
1952.11.07
申请人
MASON ROBERT F
发明人
MASON ROBERT F.
分类号
A01B5/06
主分类号
A01B5/06
代理机构
代理人
主权项
地址
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