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发明名称
SELF-KEY DEVICE
摘要
申请公布号
JPH04270574(A)
申请公布日期
1992.09.25
申请号
JP19900269306
申请日期
1990.10.05
申请人
GRASS VALLEY GROUP INC:THE
发明人
DANIERU JIEI CHIYAPURIN
分类号
H04N5/275;H04N9/74
主分类号
H04N5/275
代理机构
代理人
主权项
地址
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