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发明名称
Bowling alley
摘要
申请公布号
US2316991(A)
申请公布日期
1943.04.20
申请号
US19420462586
申请日期
1942.10.19
申请人
SEAMAN ELLSWORTH F;LUNSFORD JESSE B
发明人
SEAMAN ELLSWORTH F.;LUNSFORD JESSE B.
分类号
A63D5/04
主分类号
A63D5/04
代理机构
代理人
主权项
地址
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