Trolley conveyer,申请号US19280275212-传众专利搜索

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发明名称	Trolley conveyer
摘要
申请公布号	US1809748(A)	申请公布日期	1931.06.09
申请号	US19280275212	申请日期	1928.05.04
申请人	THE JEFFREY MANUFACTURING COMPANY	发明人	FRANCIS EARLE V.
分类号	B65G17/20	主分类号	B65G17/20
代理机构		代理人
主权项
地址

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