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发明名称
摘要
申请公布号
FR2000462(A6)
申请公布日期
1969.09.05
申请号
FR19690000848
申请日期
1969.01.17
申请人
POLYTRONIC SA
发明人
分类号
F41J5/044;F41J5/048;(IPC1-7):F41J5/00
主分类号
F41J5/044
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