Machine for grading objects by weight,申请号US19490100666-传众专利搜索

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发明名称	Machine for grading objects by weight
摘要
申请公布号	US2687802(A)	申请公布日期	1954.08.31
申请号	US19490100666	申请日期	1949.06.22
申请人	DAVIS ROY S	发明人	DAVIS ROY S.
分类号	B07C5/22	主分类号	B07C5/22
代理机构		代理人
主权项
地址

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