Machine for producing bed springs,申请号GB19550006065-传众专利搜索

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发明名称	Machine for producing bed springs
摘要
申请公布号	GB779376(A)	申请公布日期	1957.07.17
申请号	GB19550006065	申请日期	1955.03.01
申请人	SPRING MACHINERY COMPANY	发明人
分类号	B21F33/04	主分类号	B21F33/04
代理机构		代理人
主权项
地址

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