AIR PREHEATING MEANS FOR STEAM BOILERS,申请号CAD372891-传众专利搜索

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发明名称	AIR PREHEATING MEANS FOR STEAM BOILERS
摘要
申请公布号	CA372891(A)	申请公布日期	1938.04.05
申请号	CAD372891	申请日期
申请人	WM. BROS BOILER AND MANUFACTURING COMPANY	发明人	CHESTER W. BROS.
分类号		主分类号
代理机构		代理人
主权项
地址

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