发明名称 Observation tower
摘要 The present invention relates to an observation tower, particularly a tower having a moveable observation enclosure. An embodiment of the observation tower comprises an upright support member with an annular observation enclosure that projects radially outward from the support member and has a tapering aerodynamic exterior profile. The observation enclosure is moveable up and down the support member.
申请公布号 US8696479(B2) 申请公布日期 2014.04.15
申请号 US20050574247 申请日期 2005.06.08
申请人 MARKS DAVID;BARFIELD JULIA;MARKS BARFIELD LIMITED 发明人 MARKS DAVID;BARFIELD JULIA
分类号 E04H12/18;E04B1/98;E04H12/00 主分类号 E04H12/18
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