Heating system,申请号US19300501217-传众专利搜索

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发明名称	Heating system
摘要
申请公布号	US1920186(A)	申请公布日期	1933.08.01
申请号	US19300501217	申请日期	1930.12.10
申请人	WESTERN ELECTRIC COMPANY, INCORPORATED	发明人	CARTER HERBERT F.
分类号	F23C99/00	主分类号	F23C99/00
代理机构		代理人
主权项
地址

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