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发明名称
Billiard ball and method of manufacture
摘要
申请公布号
US2223394(A)
申请公布日期
1940.12.03
申请号
US19380228405
申请日期
1938.09.03
申请人
CATALIN CORPORATION
发明人
THOMPSON WESLEY R.
分类号
A63B37/00
主分类号
A63B37/00
代理机构
代理人
主权项
地址
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