TELEPHONE EXCHANGE CIRCUIT ARRANGEMENT FOR HANDLING A PUBLIC CALL OFFICE,申请号PL19930301456-传众专利搜索

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发明名称	TELEPHONE EXCHANGE CIRCUIT ARRANGEMENT FOR HANDLING A PUBLIC CALL OFFICE
摘要
申请公布号	PL171451(B1)	申请公布日期	1997.04.30
申请号	PL19930301456	申请日期	1993.12.13
申请人	OSSOWSKI BERNARD;LESKO GRZEGORZ;MISZEWSKI MARIUSZ;KACZMARCZYK MIROSLAW;KOWALSKI ARTUR;POBLOCKI KLEMENS;SZULC JANUSZ	发明人	OSSOWSKI BERNARD;LESKO GRZEGORZ;MISZEWSKI MARIUSZ;KACZMARCZYK MIROSLAW;KOWALSKI ARTUR;POBLOCKI KLEMENS;SZULC JANUSZ
分类号	H04M3/56;H04M15/04;H04M15/20;H04Q3/545;(IPC1-7):H04M3/56	主分类号	H04M3/56
代理机构		代理人
主权项
地址

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