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发明名称
Ore car
摘要
申请公布号
US2177741(A)
申请公布日期
1939.10.31
申请号
US19370158082
申请日期
1937.08.09
申请人
PARKER ZACHRIAH T
发明人
PARKER ZACHRIAH T.
分类号
C22B1/04;C22B1/20;F27B21/06
主分类号
C22B1/04
代理机构
代理人
主权项
地址
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