Combined locking and clipping device for articles of jewelry,申请号US19390300519-传众专利搜索

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发明名称	Combined locking and clipping device for articles of jewelry
摘要
申请公布号	US2225890(A)	申请公布日期	1940.12.24
申请号	US19390300519	申请日期	1939.10.21
申请人	CONRAD SCHWARZKOPF	发明人	SCHWARZKOPF CONRAD
分类号	A44C5/20	主分类号	A44C5/20
代理机构		代理人
主权项
地址

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