IMPULSE PRODUCING CIRCUIT FOR TELEPHONE CENTRAL EXCHANGES,申请号HU19910003606-传众专利搜索

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发明名称	IMPULSE PRODUCING CIRCUIT FOR TELEPHONE CENTRAL EXCHANGES
摘要
申请公布号	HU913606(D0)	申请公布日期	1992.02.28
申请号	HU19910003606	申请日期	1991.11.19
申请人	BERECZKY,FERENC,HU	发明人	BERECZKY,FERENC,HU
分类号		主分类号
代理机构		代理人
主权项
地址

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