Drafting apparatus for preparing roving for spinning,申请号US19570657418-传众专利搜索

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发明名称	Drafting apparatus for preparing roving for spinning
摘要
申请公布号	US2916870(A)	申请公布日期	1959.12.15
申请号	US19570657418	申请日期	1957.05.06
申请人	BRUNO CECCHI	发明人	CECCHI BRUNO
分类号	D01H13/04	主分类号	D01H13/04
代理机构		代理人
主权项
地址

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