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发明名称
PHOTO-QUANTITY CONTROL DEVICE
摘要
申请公布号
JPH0728123(A)
申请公布日期
1995.01.31
申请号
JP19930174099
申请日期
1993.07.14
申请人
CANON ELECTRON INC
发明人
HORIGUCHI OSAMU
分类号
G03B9/02;(IPC1-7):G03B9/02
主分类号
G03B9/02
代理机构
代理人
主权项
地址
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