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发明名称
Vacuum cleaner
摘要
申请公布号
US2213792(A)
申请公布日期
1940.09.03
申请号
US19350009934
申请日期
1935.03.08
申请人
AIR-WAY ELECTRIC APPLIANCE CORPORATION
发明人
DOW DEWEY M.;BURMEISTER FREDERICK H.;HECKLER CHRISTIAN R.
分类号
A47L5/26;A47L5/30
主分类号
A47L5/26
代理机构
代理人
主权项
地址
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