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发明名称
VERIFICATION APPARATUS AND METHOD
摘要
申请公布号
GB8900646(D0)
申请公布日期
1989.03.08
申请号
GB19890000646
申请日期
1989.01.12
申请人
RAND MCNALLY & COMPANY
发明人
分类号
B22D11/00;B22D11/06;(IPC1-7):B21B1/46
主分类号
B22D11/00
代理机构
代理人
主权项
地址
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