发明名称 |
SIGNAL COMMUNICATION |
摘要 |
PURPOSE:To obtain the minituarized and economic unit by using the VSB filter with diving it into sending side and receiving side on the facsimile communication. |
申请公布号 |
JPS52117006(A) |
申请公布日期 |
1977.10.01 |
申请号 |
JP19760033648 |
申请日期 |
1976.03.29 |
申请人 |
HITACHI ELECTRONICS;HITACHI LTD |
发明人 |
SUNADA MASAYOSHI;SUIHAZU AKIHIKO;KUROKAWA TAKU |
分类号 |
H03C1/60;H04B1/68;H04L27/02 |
主分类号 |
H03C1/60 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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