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经营范围
发明名称
Vacuum cleaner
摘要
申请公布号
US2188809(A)
申请公布日期
1940.01.30
申请号
US19360066882
申请日期
1936.03.03
申请人
AIR-WAY ELECTRIC APPLIANCE CORPORATION
发明人
DOW DEWEY M.
分类号
A47L5/30
主分类号
A47L5/30
代理机构
代理人
主权项
地址
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