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发明名称
摘要
申请公布号
DE2022842(B2)
申请公布日期
1980.04.10
申请号
DE19702022842
申请日期
1970.05.11
申请人
CHROMAX LTD., POTTERS BAR, HERTFORDSHIRE (VER. KOENIGREICH)
发明人
JACKSON, JOHN MAXWELL, POTTERS BAR, HERTFORDSHIRE (VER. KOENIGREICH)
分类号
B41F17/28;(IPC1-7):B41F17/14
主分类号
B41F17/28
代理机构
代理人
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地址
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