Thermoresponsive color change control device,申请号US19510245601-传众专利搜索

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发明名称	Thermoresponsive color change control device
摘要
申请公布号	US2666583(A)	申请公布日期	1954.01.19
申请号	US19510245601	申请日期	1951.09.07
申请人	PHILLIPS PETROLEUM COMPANY	发明人	WHITNEY WILLIAM B.
分类号	G05D23/19;G05D23/24	主分类号	G05D23/19
代理机构		代理人
主权项
地址

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