发明名称 Automatic and a manual lift-up ventilated gate for use with an overhead garage door
摘要 An ventilated gate for use with an overhead garage door. The ventilated gate is an added feature to a conventional overhead garage door and provides ventilation to a garage where such ventilation is unavailable through a conventional overhead garage door. The ventilated gate is in a flat position on a driveway in front of the garage door when not in use and in a raised position between the driveway and the bottom of the garage door when in use.
申请公布号 US7143803(B2) 申请公布日期 2006.12.05
申请号 US20040814742 申请日期 2004.04.01
申请人 MITCHELL JAMES E 发明人 MITCHELL JAMES E.
分类号 E06B3/48;E06B7/02 主分类号 E06B3/48
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