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发明名称
FOCUS SERVOODEVICE FOR OPTIAL INFORMATION READER
摘要
申请公布号
JPS53139508(A)
申请公布日期
1978.12.05
申请号
JP19770054095
申请日期
1977.05.11
申请人
PIONEER ELECTRONIC CORP
发明人
KOTAKA FUMITAKA
分类号
G03B13/36;G02B7/28;G11B7/08;G11B7/09
主分类号
G03B13/36
代理机构
代理人
主权项
地址
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