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发明名称
Smoking device
摘要
申请公布号
US2534799(A)
申请公布日期
1950.12.19
申请号
US19460641927
申请日期
1946.01.18
申请人
SCHWINN ELMER R
发明人
SCHWINN ELMER R.
分类号
A24F13/04;A24F13/10
主分类号
A24F13/04
代理机构
代理人
主权项
地址
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