Machines for fabricating spring assemblies,申请号GB19430020975-传众专利搜索

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发明名称	Machines for fabricating spring assemblies
摘要
申请公布号	GB578127(A)	申请公布日期	1946.06.17
申请号	GB19430020975	申请日期	1943.12.14
申请人	UNITED STATES BEDDING 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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