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发明名称
Loading apparatus
摘要
申请公布号
US2668630(A)
申请公布日期
1954.02.09
申请号
US19510206166
申请日期
1951.01.16
申请人
UNION OIL COMPANY OF CALIFORNIA
发明人
ERTL TELL
分类号
E02F3/342;E02F3/348;E02F3/352
主分类号
E02F3/342
代理机构
代理人
主权项
地址
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