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经营范围
发明名称
Mucking and loading machine
摘要
申请公布号
US2490724(A)
申请公布日期
1949.12.06
申请号
US19480013427
申请日期
1948.03.06
申请人
BERNARD WILLIAMS
发明人
WILLIAMS BERNARD
分类号
E02F3/342
主分类号
E02F3/342
代理机构
代理人
主权项
地址
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