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发明名称
COMMUNICATION SYSTEM
摘要
申请公布号
JPH0923278(A)
申请公布日期
1997.01.21
申请号
JP19950194282
申请日期
1995.07.05
申请人
TOKYO GAS CO LTD
发明人
SUZUKI MAMORU;ISHIKAWA KIYOHISA
分类号
H04Q9/00;H04B7/24;H04M11/00;(IPC1-7):H04M11/00
主分类号
H04Q9/00
代理机构
代理人
主权项
地址
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