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发明名称
MANUALLY OPERATED MAGNETIC SWEEPER
摘要
申请公布号
CA499121(A)
申请公布日期
1954.01.12
申请号
CAD499121
申请日期
申请人
GEORGE L. RUSSELL
发明人
GEORGE L. RUSSELL
分类号
主分类号
代理机构
代理人
主权项
地址
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