ELECTRICAL HEATING APPARATUS,申请号CAD443289-传众专利搜索

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发明名称	ELECTRICAL HEATING APPARATUS
摘要
申请公布号	CA443289(A)	申请公布日期	1947.07.29
申请号	CAD443289	申请日期
申请人	RADIO CORPORATION OF AMERICA	发明人	WESLEY M. ROBERDS
分类号		主分类号
代理机构		代理人
主权项
地址

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