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经营范围
发明名称
Cigarette extinguisher
摘要
申请公布号
US2246642(A)
申请公布日期
1941.06.24
申请号
US19400355386
申请日期
1940.09.04
申请人
HARRIET STACHOWIAK
发明人
STACHOWIAK HARRIET
分类号
A24F13/18
主分类号
A24F13/18
代理机构
代理人
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