Electric heating unit,申请号US19360100693-传众专利搜索

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发明名称	Electric heating unit
摘要
申请公布号	US2179934(A)	申请公布日期	1939.11.14
申请号	US19360100693	申请日期	1936.09.14
申请人	RICHARD N. WILSON;SYDNEY TANNEN	发明人	JONES ROBERT I.
分类号	H05B3/74	主分类号	H05B3/74
代理机构		代理人
主权项
地址

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