Improvements in chimney cowls,申请号GB19460022075-传众专利搜索

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发明名称	Improvements in chimney cowls
摘要
申请公布号	GB615109(A)	申请公布日期	1948.01.03
申请号	GB19460022075	申请日期	1946.07.24
申请人	COLT VENTILATION LIMITED;IGNATIUS JOHN O'HEA	发明人
分类号	F23L17/02	主分类号	F23L17/02
代理机构		代理人
主权项
地址

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