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发明名称
ELECTRONIC SHUTTER DRIVE DEVICE FOR CAMERA WHICH USES LOGARITHM EXTENSION CIRCUIT
摘要
申请公布号
JPS5421340(A)
申请公布日期
1979.02.17
申请号
JP19770085752
申请日期
1977.07.18
申请人
RICOH KK
发明人
FURUKAWA MASAMICHI
分类号
G03B7/083;G03B9/62;G06G7/186;H03K17/28
主分类号
G03B7/083
代理机构
代理人
主权项
地址
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