SLOT VALVE TYPE VENTILATOR FOR WINDOW FRAMES,申请号IE19870001796-传众专利搜索

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发明名称	SLOT VALVE TYPE VENTILATOR FOR WINDOW FRAMES
摘要
申请公布号	IE871796(L)	申请公布日期	1988.01.14
申请号	IE19870001796	申请日期	1987.07.06
申请人	JAN EINAR JOHANSEN	发明人
分类号	E06B7/00;(IPC1-7):E06B7/00	主分类号	E06B7/00
代理机构		代理人
主权项
地址

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