Web accelerating mechanism for web splicing devices,申请号US19500188937-传众专利搜索

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发明名称	Web accelerating mechanism for web splicing devices
摘要
申请公布号	US2638281(A)	申请公布日期	1953.05.12
申请号	US19500188937	申请日期	1950.10.07
申请人		发明人
分类号	B65H19/16	主分类号	B65H19/16
代理机构		代理人
主权项
地址

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