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经营范围
发明名称
Combination sculling and surfboard
摘要
申请公布号
US3377977(A)
申请公布日期
1968.04.16
申请号
US19660561317
申请日期
1966.06.24
申请人
ELOF MALM
发明人
MALM ELOF
分类号
B63B35/79
主分类号
B63B35/79
代理机构
代理人
主权项
地址
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