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发明名称
Ashtray and cigarette extinguisher
摘要
申请公布号
US2171489(A)
申请公布日期
1939.08.29
申请号
US19370139906
申请日期
1937.04.30
申请人
CAMERON NORMAN M
发明人
CAMERON NORMAN M.
分类号
A24F19/14
主分类号
A24F19/14
代理机构
代理人
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地址
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