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经营范围
发明名称
Soft tip football
摘要
An inflatable rubber football is provided with softened ends by leaving the ends of the bladder free of the usual reinforcement wrappings.
申请公布号
US4998728(A)
申请公布日期
1991.03.12
申请号
US19900567030
申请日期
1990.08.14
申请人
SELECT SERVICE & SUPPLY CO., INC.
发明人
TRAUB, BARRY H.
分类号
A63B41/00
主分类号
A63B41/00
代理机构
代理人
主权项
地址
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