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发明名称
Door
摘要
申请公布号
US1868233(A)
申请公布日期
1932.07.19
申请号
US19280329052
申请日期
1928.12.28
申请人
HUNGERFORD DANIEL C
发明人
HUNGERFORD DANIEL C.
分类号
E06B3/48
主分类号
E06B3/48
代理机构
代理人
主权项
地址
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