Improvements in and relating to door and window stays,申请号GB19340018569-传众专利搜索

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发明名称	Improvements in and relating to door and window stays
摘要
申请公布号	GB436754(A)	申请公布日期	1935.10.17
申请号	GB19340018569	申请日期	1934.06.23
申请人	SAMUEL ROWLAND PARKES	发明人
分类号	E05C17/20	主分类号	E05C17/20
代理机构		代理人
主权项
地址

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