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发明名称
INSTRUCTIONAL DEVICE FOR ATTAINING AND PRACTISING THE SWIMMING FUNDAMENTALS
摘要
申请公布号
HU193142(B)
申请公布日期
1987.08.28
申请号
HU19810000858
申请日期
1981.04.02
申请人
RAJKI,BELA,HU
发明人
RAJKI,BELA,HU
分类号
A63B31/08;(IPC1-7):A63B31/08
主分类号
A63B31/08
代理机构
代理人
主权项
地址
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