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发明名称
Elektrolytisches AEtzen von Tiefdruckzylindern und -platten
摘要
申请公布号
DE743331(C)
申请公布日期
1943.12.23
申请号
DE1939L099546D
申请日期
1939.11.26
申请人
LANGBEIN-PFANHAUSER-WERKE A.-G.
发明人
分类号
C25F3/02
主分类号
C25F3/02
代理机构
代理人
主权项
地址
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