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经营范围
发明名称
Tractor pulled apparatus
摘要
申请公布号
US2785615(A)
申请公布日期
1957.03.19
申请号
US19530369018
申请日期
1953.07.20
申请人
FLOYD MCCALL;LLOYD MCCALL
发明人
MCCALL FLOYD;MCCALL LLOYD
分类号
A01B63/22;A01B63/32
主分类号
A01B63/22
代理机构
代理人
主权项
地址
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