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发明名称
Alternative geometry ridge vent louvers
摘要
Irregular shaped louvers, such as chevron or curved shape louvers, on the sides of a roof ridge vent panel provide increased surface area and great Net Free Area values within a given space.
申请公布号
US2007026789(A1)
申请公布日期
2007.02.01
申请号
US20050191557
申请日期
2005.07.28
申请人
BUILDING MATERIALS INVESTMENT CORPORATION
发明人
VILLELA EDWARD C.
分类号
F24F7/02
主分类号
F24F7/02
代理机构
代理人
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地址
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