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法人/股东/高管

发明名称	Keeper
摘要
申请公布号	US2010395(A)	申请公布日期	1935.08.06
申请号	US19320620583	申请日期	1932.07.02
申请人	JOHNSON HAROLD L	发明人	JOHNSON HAROLD L.
分类号	E05B15/02	主分类号	E05B15/02
代理机构		代理人
主权项
地址

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