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发明名称
DEACIDIFICATION OF BOOK MATERIAL
摘要
申请公布号
JPS61194297(A)
申请公布日期
1986.08.28
申请号
JP19850032554
申请日期
1985.02.20
申请人
KOPPERS CO INC
发明人
ROBAATO EI KUNDOROTSUTO
分类号
D21H27/00;D21H25/00
主分类号
D21H27/00
代理机构
代理人
主权项
地址
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