Spring actuated blind,申请号US19400371633-传众专利搜索

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法人/股东/高管

发明名称	Spring actuated blind
摘要
申请公布号	US2266160(A)	申请公布日期	1941.12.16
申请号	US19400371633	申请日期	1940.12.26
申请人	THE COLUMBIA MILLS, INC.	发明人	BURNS FRED J.
分类号	E06B9/308	主分类号	E06B9/308
代理机构		代理人
主权项
地址

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