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经营范围
发明名称
Bird Guard for a Swimming Pool Spa
摘要
An apparatus that protects swimming pools and spas from birds that typically land on or near the edge of a spa's spillway into a swimming pool and excrete waste on or near the edge of the spillway.
申请公布号
US2008092286(A1)
申请公布日期
2008.04.24
申请号
US20060552253
申请日期
2006.10.24
申请人
CHRISTMANN MARK A
发明人
CHRISTMANN MARK A.
分类号
E04H4/00
主分类号
E04H4/00
代理机构
代理人
主权项
地址
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