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发明名称
Grip measuring ball for bowlers
摘要
申请公布号
US2453036(A)
申请公布日期
1948.11.02
申请号
US19470732839
申请日期
1947.03.06
申请人
JACK G. HUNTER
发明人
REITSMA HENRY
分类号
G01B5/00
主分类号
G01B5/00
代理机构
代理人
主权项
地址
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