CALL CONNECTION METHOD FOR EXCHANGE,申请号JP19900309040-传众专利搜索

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发明名称	CALL CONNECTION METHOD FOR EXCHANGE
摘要
申请公布号	JPH04180446(A)	申请公布日期	1992.06.26
申请号	JP19900309040	申请日期	1990.11.15
申请人	CANON INC	发明人	HIRATA OSAMU
分类号	H04M3/42;H04M3/533;H04M15/08	主分类号	H04M3/42
代理机构		代理人
主权项
地址

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