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发明名称	TELEPHONE SECURITY DEVICE
摘要
申请公布号	US3555209(A)	申请公布日期	1971.01.12
申请号	USD3555209	申请日期	1968.05.28
申请人	JOHN OLIVER BLICK	发明人	RAINSEFORD H. IRELAND
分类号	H04M1/677;(IPC1-7):H04M1/66	主分类号	H04M1/677
代理机构		代理人
主权项
地址

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