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发明名称
Bowling alley
摘要
申请公布号
US2327350(A)
申请公布日期
1943.08.24
申请号
US19390255506
申请日期
1939.02.09
申请人
HARTWIG CHARLES W
发明人
HARTWIG CHARLES W.
分类号
A63D5/08
主分类号
A63D5/08
代理机构
代理人
主权项
地址
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