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摘要
申请公布号
US2645002(A)
申请公布日期
1953.07.14
申请号
US19520296058
申请日期
1952.06.27
申请人
DAILEY CATHERINE B;HENRY HARRISON
发明人
DAILEY CATHERINE B.;HARRISON HENRY
分类号
B23D71/00
主分类号
B23D71/00
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