Spool for thread,申请号US19300486302-传众专利搜索

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发明名称	Spool for thread
摘要
申请公布号	US1906495(A)	申请公布日期	1933.05.02
申请号	US19300486302	申请日期	1930.10.04
申请人	A. H. RICE COMPANY	发明人	STINE HERBERT G.
分类号	B65H75/28	主分类号	B65H75/28
代理机构		代理人
主权项
地址

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