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发明名称
Process for connecting halves of tubular ducts
摘要
申请公布号
US2329938(A)
申请公布日期
1943.09.21
申请号
US19420445174
申请日期
1942.05.30
申请人
THE RYAN AERONAUTICAL CO.
发明人
ORTIZ RAYMOND
分类号
B23K11/00
主分类号
B23K11/00
代理机构
代理人
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地址
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