Improvements in or relating to moulded door knobs and door plates,申请号GB19300013645-传众专利搜索

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发明名称	Improvements in or relating to moulded door knobs and door plates
摘要
申请公布号	GB351165(A)	申请公布日期	1931.06.25
申请号	GB19300013645	申请日期	1930.05.03
申请人	LEONARD JACK NORTON;CHARLES JOSEPH WILLETT	发明人
分类号	E05B3/06	主分类号	E05B3/06
代理机构		代理人
主权项
地址

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