发明名称 |
COMPOSITE BLADDER FOR GAME BALLS |
摘要 |
A bladder for a game ball is formed from a composite film which is made from a mixture of polyurethane and polyvinylchloride. |
申请公布号 |
AU7390391(A) |
申请公布日期 |
1991.10.03 |
申请号 |
AU19910073903 |
申请日期 |
1991.03.28 |
申请人 |
WILSON SPORTING GOODS CO. |
发明人 |
PETER J. WALTERS |
分类号 |
A63B41/02;C08L27/06;C08L75/04 |
主分类号 |
A63B41/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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