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经营范围
发明名称
Ball projector having clutch and spring means causing a striker head to contact a ball in its path of travel
摘要
申请公布号
US3128752(A)
申请公布日期
1964.04.14
申请号
US19620171017
申请日期
1962.02.05
申请人
ANDERSEN REIDAR E
发明人
ANDERSEN REIDAR E.
分类号
A63B69/40
主分类号
A63B69/40
代理机构
代理人
主权项
地址
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