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发明名称
Self-contained tennis ball storage container and pressurizing device
摘要
申请公布号
US3415357(A)
申请公布日期
1968.12.10
申请号
US19670693589
申请日期
1967.12.26
申请人
WILLIAM J. VAN NATTER
发明人
NATTER WILLIAM J. VAN
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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