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发明名称
Ash tray
摘要
申请公布号
US2244149(A)
申请公布日期
1941.06.03
申请号
US19380228467
申请日期
1938.09.06
申请人
GRANTHAM FREDERICK W
发明人
GRANTHAM FREDERICK W.
分类号
A24F19/09
主分类号
A24F19/09
代理机构
代理人
主权项
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