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发明名称
DOCUMENT DEPRESSING MEANS
摘要
申请公布号
JPS5275333(A)
申请公布日期
1977.06.24
申请号
JP19750151412
申请日期
1975.12.18
申请人
CANON KK
发明人
KATAYAMA HAJIME;NITANDA HIROSHI
分类号
G03B27/62;G03B27/32;G03G15/00;G03G15/04
主分类号
G03B27/62
代理机构
代理人
主权项
地址
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