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发明名称
Method of making composite tubular members
摘要
申请公布号
US1866145(A)
申请公布日期
1932.07.05
申请号
US19310515572
申请日期
1931.02.13
申请人
EDGAR WILSON ALFRED
发明人
WILSON ALFRED EDGAR
分类号
B21C23/24
主分类号
B21C23/24
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