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发明名称
BLACK LEVEL DETECTOR
摘要
申请公布号
JPH04253494(A)
申请公布日期
1992.09.09
申请号
JP19910009736
申请日期
1991.01.30
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
TAKAYAMA NORITSUGU;KAGEYAMA ATSUHISA
分类号
H04N9/73
主分类号
H04N9/73
代理机构
代理人
主权项
地址
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