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发明名称
Verfahren zur Herstellung von wasserdichtem Druck- oder Schreibpapier
摘要
申请公布号
DE615348(C)
申请公布日期
1935.11.01
申请号
DE1933K132012D
申请日期
1933.11.03
申请人
DR. HEINRICH KRAUT;DR. HEINRICH KRAUT;DR. HERMANN BURGER;DR. HERMANN BURGER
发明人
分类号
D21H17/60
主分类号
D21H17/60
代理机构
代理人
主权项
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