Ventilating device for kitchens and kitchen stoves,申请号US19450620035-传众专利搜索

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发明名称	Ventilating device for kitchens and kitchen stoves
摘要
申请公布号	US2481341(A)	申请公布日期	1949.09.06
申请号	US19450620035	申请日期	1945.10.03
申请人	PLEDGER WILLIAM A	发明人	PLEDGER WILLIAM A.
分类号	F24C15/20	主分类号	F24C15/20
代理机构		代理人
主权项
地址

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