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发明名称
MEHRLAGIGES VERBUNDMATERIAL FUER SAUGFAEHIGE PAPIERTUECHER UND VERFAHREN ZU SEINER HERSTELLUNG
摘要
申请公布号
DE2149103(B2)
申请公布日期
1978.02.16
申请号
DE19712149103
申请日期
1971.09.28
申请人
发明人
分类号
B31F1/07;D21H27/40;(IPC1-7):D21H1/04
主分类号
B31F1/07
代理机构
代理人
主权项
地址
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