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发明名称
Bulldozer
摘要
申请公布号
US2817168(A)
申请公布日期
1957.12.24
申请号
US19540419345
申请日期
1954.03.29
申请人
ALBERT MULLIN HENRY
发明人
MULLIN HENRY ALBERT
分类号
E02F3/815
主分类号
E02F3/815
代理机构
代理人
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地址
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