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发明名称
Electric vaporizer
摘要
申请公布号
US1775947(A)
申请公布日期
1930.09.16
申请号
US19270188559
申请日期
1927.05.03
申请人
ROY M. WOLVIN
发明人
ROBINSON JOSEPH
分类号
A61M15/00;A61M16/10
主分类号
A61M15/00
代理机构
代理人
主权项
地址
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