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发明名称
TELEPHONE SYSTEM
摘要
申请公布号
JPH0432341(A)
申请公布日期
1992.02.04
申请号
JP19900140609
申请日期
1990.05.29
申请人
SEKISUI CHEM CO LTD
发明人
KAWAZOE YUZURU;FURUNO YOSHIHIKO;KAKEYA NOBUKAZU
分类号
H04M3/42;H04M3/02
主分类号
H04M3/42
代理机构
代理人
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地址
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