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发明名称
Tractor
摘要
申请公布号
US1919069(A)
申请公布日期
1933.07.18
申请号
US19290353374
申请日期
1929.04.08
申请人
JOHN DEERE TRACTOR COMPANY
发明人
MCCRAY HAROLD E.
分类号
F02B23/02;F02B67/00;F02M61/00
主分类号
F02B23/02
代理机构
代理人
主权项
地址
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