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发明名称
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摘要
申请公布号
US2545139(A)
申请公布日期
1951.03.13
申请号
US19480037592
申请日期
1948.07.08
申请人
HARRY FERGUSON, INC.
发明人
ELFES LEE EUGENE
分类号
B60N2/44
主分类号
B60N2/44
代理机构
代理人
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地址
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