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发明名称
摘要
申请公布号
FR2089247(A5)
申请公布日期
1972.01.07
申请号
FR19710012100
申请日期
1971.04.06
申请人
RITZERFELD GERHARD
发明人
分类号
B41L23/12;(IPC1-7):B41L11/00;B41L23/00
主分类号
B41L23/12
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