Jeweler's clamp,申请号US19300478114-传众专利搜索

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发明名称	Jeweler's clamp
摘要
申请公布号	US1947912(A)	申请公布日期	1934.02.20
申请号	US19300478114	申请日期	1930.08.27
申请人	RUDOLPH LEDER	发明人	LEDER RUDOLPH
分类号	B25B5/04	主分类号	B25B5/04
代理机构		代理人
主权项
地址

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