Improvements relating to spring seats,申请号GB19300015527-传众专利搜索

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发明名称	Improvements relating to spring seats
摘要
申请公布号	GB347906(A)	申请公布日期	1931.05.07
申请号	GB19300015527	申请日期	1930.05.20
申请人	OCTAVE CHARLES COMPIN	发明人
分类号	A47C31/04	主分类号	A47C31/04
代理机构		代理人
主权项
地址

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