Improvements in or relating to signet rings,申请号GB19520005424-传众专利搜索

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发明名称	Improvements in or relating to signet rings
摘要
申请公布号	GB706148(A)	申请公布日期	1954.03.24
申请号	GB19520005424	申请日期	1952.02.29
申请人	JOSEPH SHINDLER	发明人
分类号	A44C9/00	主分类号	A44C9/00
代理机构		代理人
主权项
地址

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