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发明名称
Swimming and diving aid
摘要
申请公布号
US2906263(A)
申请公布日期
1959.09.29
申请号
US19580759206
申请日期
1958.09.05
申请人
STANLEY AXELROD
发明人
WOLSHIN LOUIS
分类号
B63C11/22;B63C11/30
主分类号
B63C11/22
代理机构
代理人
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地址
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