Improvements in or relating to blade wheels for centrifugal fans,申请号GB19560038057-传众专利搜索

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发明名称	Improvements in or relating to blade wheels for centrifugal fans
摘要
申请公布号	GB814564(A)	申请公布日期	1959.06.10
申请号	GB19560038057	申请日期	1956.12.13
申请人	N. V. BRONSWERK	发明人
分类号	F04D29/28;F04D29/30	主分类号	F04D29/28
代理机构		代理人
主权项
地址

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