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经营范围
发明名称
Improvements in or relating to recording tapes having a metal layer applied for example by vapour deposition
摘要
申请公布号
GB715966(A)
申请公布日期
1954.09.22
申请号
GB19520000646
申请日期
1952.01.09
申请人
ROBERT BOSCH, G.M.B.H.
发明人
分类号
B41M5/24;G11B11/00
主分类号
B41M5/24
代理机构
代理人
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