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发明名称
Tennis and the like playing balls
摘要
申请公布号
US1921108(A)
申请公布日期
1933.08.08
申请号
US19330659025
申请日期
1933.02.28
申请人
DUNLOP RUBBER COMPANY, LIMITED
发明人
TWISS DOUGLAS FRANK;NEALE ALBERT EDWARD TONEY;CARPENTER ALBERT STANLEY
分类号
A63B39/02
主分类号
A63B39/02
代理机构
代理人
主权项
地址
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