Letter weighing scales,申请号US19540416848-传众专利搜索

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发明名称	Letter weighing scales
摘要
申请公布号	US2890036(A)	申请公布日期	1959.06.09
申请号	US19540416848	申请日期	1954.03.17
申请人	WILLIAM STELZER	发明人	STELZER WILLIAM
分类号	G01G1/18;G01G19/00	主分类号	G01G1/18
代理机构		代理人
主权项
地址

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