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发明名称
TRAINING DEVICE FOR COMPETITIVE SWIMMING
摘要
申请公布号
JPH02209170(A)
申请公布日期
1990.08.20
申请号
JP19890028466
申请日期
1989.02.07
申请人
HASUNUMA ISAO
发明人
HASUNUMA ISAO
分类号
A63B69/12
主分类号
A63B69/12
代理机构
代理人
主权项
地址
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