Paper roll braking device,申请号US19310508046-传众专利搜索

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发明名称	Paper roll braking device
摘要
申请公布号	US1883222(A)	申请公布日期	1932.10.18
申请号	US19310508046	申请日期	1931.01.12
申请人	WOOD NEWSPAPER MACHINERY CORPORATION	发明人	WOOD HENRY A. WISE
分类号	B65H23/08	主分类号	B65H23/08
代理机构		代理人
主权项
地址

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