Telephone handset guard,申请号US19490106282-传众专利搜索

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发明名称	Telephone handset guard
摘要
申请公布号	US2564262(A)	申请公布日期	1951.08.14
申请号	US19490106282	申请日期	1949.07.22
申请人	HUTSON ROBERT J	发明人	HUTSON ROBERT J.
分类号	H04M1/04	主分类号	H04M1/04
代理机构		代理人
主权项
地址

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