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发明名称
Warp beam
摘要
申请公布号
US2580533(A)
申请公布日期
1952.01.01
申请号
US19490118908
申请日期
1949.09.30
申请人
FRED EASTWOOD;ERNEST ROGERS ARTHUR
发明人
EASTWOOD FRED;ROGERS ARTHUR ERNEST
分类号
D02H13/28
主分类号
D02H13/28
代理机构
代理人
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地址
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