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发明名称
MANUFACTURE OF LEAD
摘要
申请公布号
CA494056(A)
申请公布日期
1953.06.30
申请号
CAD494056
申请日期
申请人
H. J. ENTHOVEN AND SONS LIMITED
发明人
LEONARD F. TAYLOR;PATRICK W. WRIGHT
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主分类号
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代理人
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