Method of manufacturing electric heating plates,申请号US19390278447-传众专利搜索

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发明名称	Method of manufacturing electric heating plates
摘要
申请公布号	US2255209(A)	申请公布日期	1941.09.09
申请号	US19390278447	申请日期	1939.06.10
申请人	KARL FISCHER	发明人	FISCHER KARL
分类号	H05B3/68	主分类号	H05B3/68
代理机构		代理人
主权项
地址

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