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经营范围
发明名称
Swimming buoy or apparatus
摘要
申请公布号
US2898610(A)
申请公布日期
1959.08.11
申请号
US19550545939
申请日期
1955.11.09
申请人
CHAMBERLAIN EDWARD G
发明人
CHAMBERLAIN EDWARD G.
分类号
B63C9/15
主分类号
B63C9/15
代理机构
代理人
主权项
地址
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Anlegeleiter-Abrutschsicherungsvorrichtung
