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发明名称
Verfahren und Bad zum Ätzen von Metallgegenständen, insbesondere Photogravüreplatten
摘要
申请公布号
AT228240(B)
申请公布日期
1963.07.10
申请号
AT19600004463
申请日期
1960.06.10
申请人
THE DOW CHEMICAL COMPANY
发明人
分类号
主分类号
代理机构
代理人
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