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发明名称
Coal carrying apparatus
摘要
申请公布号
US2938751(A)
申请公布日期
1960.05.31
申请号
US19570703103
申请日期
1957.12.16
申请人
TATSUNOSUKE NOGAMI
发明人
NOGAMI TATSUNOSUKE
分类号
E21F13/04
主分类号
E21F13/04
代理机构
代理人
主权项
地址
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