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发明名称
摘要
申请公布号
SE306234(B)
申请公布日期
1968.11.18
申请号
SE19610000485
申请日期
1961.01.18
申请人
PAKO CORP
发明人
SARDESON R
分类号
G03D3/13;(IPC1-7):G03D3/12
主分类号
G03D3/13
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代理人
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