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发明名称
Bowling-alley pin and method of making same
摘要
申请公布号
US1983722(A)
申请公布日期
1934.12.11
申请号
US19340707844
申请日期
1934.01.22
申请人
MAURICE HOTCHKISS
发明人
WILLIAMS WILLIAM H.
分类号
A63D9/00
主分类号
A63D9/00
代理机构
代理人
主权项
地址
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