A balanced bladder for inflatable balls
申请公布号:GB2373193(B)
申请号:GB20020013254
申请日期:1999.12.21
申请公布日期:2004.07.21
发明人:SATISH * JAIN;NARESH * JAIN;ANIL * JAIN;VIPIN * JAIN;JINESH * JAIN
分类号:A63B41/02;A63B41/10;A63B45/00;B29C41/14;(IPC1-7):A63B41/02
主分类号:A63B41/02