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经营范围
发明名称
Groundworking machine
摘要
申请公布号
US2638831(A)
申请公布日期
1953.05.19
申请号
US19500203725
申请日期
1950.12.30
申请人
BERRIEN TOOL AND DIE COMPANY
发明人
FERGUSON CARL EDWIN;FERGUSON KENDALL;FERGUSON ROBERT C.
分类号
A01B45/02
主分类号
A01B45/02
代理机构
代理人
主权项
地址
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