Draft control means for fireplaces,申请号US19360098543-传众专利搜索

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发明名称	Draft control means for fireplaces
摘要
申请公布号	US2100732(A)	申请公布日期	1937.11.30
申请号	US19360098543	申请日期	1936.08.29
申请人	CAGE DARCY L	发明人	CAGE DARCY L.
分类号	F24B1/189	主分类号	F24B1/189
代理机构		代理人
主权项
地址

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