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发明名称
WELDING PROCESS AND PRODUCT
摘要
申请公布号
CA492208(A)
申请公布日期
1953.04.21
申请号
CAD492208
申请日期
申请人
ARMCO STEEL CORPORATION
发明人
FREDERICK K. BLOOM
分类号
主分类号
代理机构
代理人
主权项
地址
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