Vacuum double seaming machine,申请号US19390259528-传众专利搜索

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发明名称	Vacuum double seaming machine
摘要
申请公布号	US2211112(A)	申请公布日期	1940.08.13
申请号	US19390259528	申请日期	1939.03.03
申请人	GUENTHER HENRY L	发明人	GUENTHER HENRY L.
分类号	B21D51/32	主分类号	B21D51/32
代理机构		代理人
主权项
地址

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