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发明名称
Verfahren zur Herstellung eines stark lichtundurchlässigen Papieres
摘要
申请公布号
AT292444(B)
申请公布日期
1971.08.25
申请号
AT19690005807
申请日期
1969.06.19
申请人
THE MEAD CORPORATION
发明人
分类号
D21H17/67;D21H17/68;(IPC1-7):D21H3/78
主分类号
D21H17/67
代理机构
代理人
主权项
地址
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