Visiting panel for penal institutions,申请号US19320618446-传众专利搜索

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法人/股东/高管

发明名称	Visiting panel for penal institutions
摘要
申请公布号	US1977719(A)	申请公布日期	1934.10.23
申请号	US19320618446	申请日期	1932.06.21
申请人	THOMAS J. STEVENSON	发明人	FORSELL ERNEST
分类号	E06B7/30	主分类号	E06B7/30
代理机构		代理人
主权项
地址

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