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发明名称
HOLLOW TUBULAR MEMBER MANUFACTURE
摘要
申请公布号
CA387368(A)
申请公布日期
1940.03.12
申请号
CAD387368
申请日期
申请人
WILEY W. MCMINN
发明人
WILEY W. MCMINN
分类号
主分类号
代理机构
代理人
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