UNIVERSAL TELEPHONE RINGER HAVING BIASED STRIKER,申请号USD3553686-传众专利搜索

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发明名称	UNIVERSAL TELEPHONE RINGER HAVING BIASED STRIKER
摘要
申请公布号	US3553686(A)	申请公布日期	1971.01.05
申请号	USD3553686	申请日期	1968.10.09
申请人	STROMBERG-CARLSON CORP.	发明人	CHARLES W. CARTER
分类号	G10K1/063;(IPC1-7):G08B3/10	主分类号	G10K1/063
代理机构		代理人
主权项
地址

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