Improvements in or relating to door-handles,申请号GB19290038701-传众专利搜索

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发明名称	Improvements in or relating to door-handles
摘要
申请公布号	GB345217(A)	申请公布日期	1931.03.17
申请号	GB19290038701	申请日期	1929.12.17
申请人	BECKETT, LAYCOCK & WATKINSON LIMITED;ARTHUR WATKINSON	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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