Pivoted letter box door,申请号US19340738602-传众专利搜索

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发明名称	Pivoted letter box door
摘要
申请公布号	US2018544(A)	申请公布日期	1935.10.22
申请号	US19340738602	申请日期	1934.08.06
申请人	CARLSON ANDREW J	发明人	CARLSON ANDREW J.
分类号	A47G29/122	主分类号	A47G29/122
代理机构		代理人
主权项
地址

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