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发明名称
GEWEBE ZUR CHEMISCHEN VERSTEIFUNG VON KRAGEN UND WAESCHESTUEKKEN.
摘要
申请公布号
DE1603748(U)
申请公布日期
1950.03.23
申请号
DE194900D6863U
申请日期
1949.12.22
申请人
KARL LANGE
发明人
KARL LANGE
分类号
主分类号
代理机构
代理人
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地址
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