Conveyor sprocket wheel,申请号US19530350350-传众专利搜索

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发明名称	Conveyor sprocket wheel
摘要
申请公布号	US2720792(A)	申请公布日期	1955.10.18
申请号	US19530350350	申请日期	1953.04.22
申请人	ZEBLEY DONALD D	发明人	ZEBLEY DONALD D.
分类号	B65G23/00	主分类号	B65G23/00
代理机构		代理人
主权项
地址

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