Constant temperature control apparatus,申请号US19520281697-传众专利搜索

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发明名称	Constant temperature control apparatus
摘要
申请公布号	US2695353(A)	申请公布日期	1954.11.23
申请号	US19520281697	申请日期	1952.04.10
申请人	AMERICAN CYANAMID COMPANY	发明人	WITSCHONKE CHARLES R.
分类号	G05D23/275	主分类号	G05D23/275
代理机构		代理人
主权项
地址

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