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经营范围
发明名称
PLOW HARROW
摘要
申请公布号
US3532171(A)
申请公布日期
1970.10.06
申请号
USD3532171
申请日期
1967.12.06
申请人
JOHN E. KASTEN
发明人
JOHN E. KASTEN
分类号
A01B19/00;A01B23/02;A01B23/04;A01B73/04;(IPC1-7):A01B23/02;A01B35/08;A01B39/22
主分类号
A01B19/00
代理机构
代理人
主权项
地址
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