Means for opening and closing a window casement,申请号GB19460030067-传众专利搜索

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发明名称	Means for opening and closing a window casement
摘要
申请公布号	GB617649(A)	申请公布日期	1949.02.09
申请号	GB19460030067	申请日期	1946.10.08
申请人	ERNST KOLLER	发明人
分类号	E05F11/12	主分类号	E05F11/12
代理机构		代理人
主权项
地址

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