Roller bearer for printing machines,申请号US19360118236-传众专利搜索

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法人/股东/高管

发明名称	Roller bearer for printing machines
摘要
申请公布号	US2107117(A)	申请公布日期	1938.02.01
申请号	US19360118236	申请日期	1936.12.30
申请人	JOHNSON JOHN W	发明人	JOHNSON JOHN W.
分类号	B41F1/40;B41F3/46	主分类号	B41F1/40
代理机构		代理人
主权项
地址

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