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发明名称
Roof ridge ventilator
摘要
申请公布号
US3079853(A)
申请公布日期
1963.03.05
申请号
US19600046968
申请日期
1960.08.02
申请人
SMITH LESTER L
发明人
SMITH LESTER L.
分类号
E04D13/17;F24F7/02
主分类号
E04D13/17
代理机构
代理人
主权项
地址
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