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发明名称
MEANS FOR DETECTING THE PRESENCE OF UNDESIRED METALLIC PROJECTIONS ON NON-METALLIC SURFACES
摘要
申请公布号
CA495298(A)
申请公布日期
1953.08.11
申请号
CAD495298
申请日期
申请人
FREEMAN, HARDY AND WILLIS LIMITED
发明人
WILLIAM ALFRED LAW
分类号
主分类号
代理机构
代理人
主权项
地址
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