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发明名称
METAL PARTITION STRUCTURE
摘要
申请公布号
CA417331(A)
申请公布日期
1943.12.28
申请号
CAD417331
申请日期
申请人
EDWARD W. NICHOLSON
发明人
EDWARD W. NICHOLSON
分类号
主分类号
代理机构
代理人
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