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经营范围
发明名称
BEAM CURRENT DETECTION CIRCUIT
摘要
申请公布号
JPH02222296(A)
申请公布日期
1990.09.05
申请号
JP19890042581
申请日期
1989.02.22
申请人
SONY CORP
发明人
OKUMURA SHIGERU;SUZUKI MANABU;KII KAZUO
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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